Grandstream Networks GXP1760W IP phone User Manual

Grandstream Networks, Inc. IP phone

user manual

             Grandstream Networks, Inc. GXP1760W Administration Guide      Product name:IP phoneModel name:GXP1760WBrand name:Grandstream
GXP1760W Administration Guide   P a g e  | 1       COPYRIGHT ©2017 Grandstream Networks, Inc. http://www.grandstream.com All  rights  reserved.  Information  in  this  document  is  subject  to  change  without  notice.  Reproduction  or transmittal of the entire or any part, in any form or by any means, electronic or print, for any purpose without the express written permission of Grandstream Networks, Inc. is not permitted.  The latest electronic version of this guide is available for download here: http://www.grandstream.com/support Grandstream is a registered trademark and Grandstream logo is trademark of Grandstream Networks, Inc. in the United States, Europe and other countries.                                CAUTION Changes or modifications  to this product  not expressly approved by Grandstream,  or operation of this product in any way other than as detailed by this guide, could void your manufacturer warranty.  WARNING Please do not use a different power adaptor with devices as it may cause damage to the products and void the manufacturer warranty.
GXP1760W Administration Guide   P a g e  | 2       GNU GPL INFORMATION GXP1760W firmware contains third-party software licensed under the GNU General Public License (GPL). Grandstream  uses  software  under  the  specific  terms  of  the  GPL.  Please  see  the  GNU  General  Public License (GPL) for the exact terms and conditions of the license.    Grandstream GNU GPL related source code can be downloaded from Grandstream web site from: http://www.grandstream.com/support/faq/gnu-general-public-license/gnu-gpl-information-download
GXP1760W Administration Guide   P a g e  | 3       Table of Contents CHANGE LOG ................................................................................................................ 6 Firmware Version 1.0.0.93 ..................................................................................................................... 6 GUI INTERFACE EXAMPLES ........................................................................................ 7 WELCOME ..................................................................................................................... 8 PRODUCT OVERVIEW .................................................................................................. 9 Feature Highlights .................................................................................................................................. 9 GXP1760W Technical Specifications ................................................................................................... 10 CONFIGURATION GUIDE ............................................................................................ 12 Configuration via Keypad ..................................................................................................................... 12 Configuration via Web Browser ........................................................................................................... 18 Definitions ............................................................................................................................................ 19 Status Page Definitions ................................................................................................................ 19 Accounts Page Definitions ............................................................................................................ 20 Settings Page Definitions ............................................................................................................. 31 Network Page Definitions ............................................................................................................. 42 Maintenance Page Definitions ...................................................................................................... 44 Phonebook Page Definitions ........................................................................................................ 48 Connecting the GXP1760W to WiFi .................................................................................................... 51 Using the WebGUI ........................................................................................................................ 51 Using the Keypad Menu ............................................................................................................... 52 NAT Settings ........................................................................................................................................ 52 Editing Contacts and Click-To-Dial ...................................................................................................... 53 Saving Configuration Changes ............................................................................................................ 54 Rebooting from Remote Locations ...................................................................................................... 54 Packet Capture .................................................................................................................................... 54 Multicast Paging ................................................................................................................................... 55
GXP1760W Administration Guide   P a g e  | 4       Configuring Eventlist BLF .................................................................................................................... 55 Configuring VPK Keys ......................................................................................................................... 55 Outbound Notification Support ............................................................................................................. 55 UPGRADING AND PROVISIONING ............................................................................ 59 Upgrade via Keypad Menu .................................................................................................................. 59 Upgrade via Web GUI .......................................................................................................................... 59 No Local TFTP/HTTP Servers ............................................................................................................. 60 Configuration File Download ................................................................................................................ 61 RESTORE FACTORY DEFAULT SETTINGS ............................................................... 62 EXPERIENCING THE GXP1760W ............................................................................... 63
GXP1760W Administration Guide   P a g e  | 5       Table of Tables Table 1: GXP1760W Features at a Glance ................................................................................................... 9 Table 2: GXP1760W Technical Specifications ............................................................................................ 10 Table 3: Configuration Menu ....................................................................................................................... 12 Table 4: Status Page Definitions ................................................................................................................. 19 Table 5: Account Page Definitions .............................................................................................................. 20 Table 6: Settings Page Definitions .............................................................................................................. 31 Table 7: Network Page Definitions .............................................................................................................. 42 Table 8: Maintenance Page Definitions ....................................................................................................... 44 Table 9: Phonebook Page Definitions ......................................................................................................... 48 Table 10: Action URL - Supported Events ................................................................................................... 56 Table 11: Action URL – Supported Dynamic Variables ............................................................................... 57    Table of Figures Figure 1: Keypad MENU Configuration ....................................................................................................... 17 Figure 2: WiFi Signal Icon on the GXP1760W Main LCD Menu ................................................................. 51 Figure 3: WiFi Signal Icon on the GXP1760W Main LCD Menu ................................................................. 52 Figure 4: Web GUI - PhonebookContacts ............................................................................................... 53 Figure 5: Click-to-Dial .................................................................................................................................. 54 Figure 6: Packet Capture in Idle ................................................................................................................. 54 Figure 7: Action URL Settings Page ............................................................................................................ 56 Figure 8: Action URL Packets ..................................................................................................................... 58
GXP1760W Administration Guide   P a g e  | 6       CHANGE LOG This section documents significant changes from previous versions of administration guide for GXP1760W. Only major new features or major document updates are listed here. Minor updates for corrections or editing are not documented here. Firmware Version 1.0.0.93 • This is the initial version for GXP1760W.
GXP1760W Administration Guide   P a g e  | 7       GUI INTERFACE EXAMPLES http://www.grandstream.com/sites/default/files/Resources/gxp17xx_web_gui.zip  1. Screenshots of Login Page. 2. Screenshots of Status Pages. 3. Screenshots of Accounts Pages. 4. Screenshots of Settings Pages. 5. Screenshots of Network Pages. 6. Screenshots of Maintenance Pages. 7. Screenshots of Phonebook Pages.
GXP1760W Administration Guide   P a g e  | 8       WELCOME Thank you for purchasing Grandstream GXP1760W mid-range Wifi HD IP phones. The GXP1760W is a mid-range Wifi HD IP phone with a new sleek design and moderatecall-volume features. It comes equipped with integrated dual-band WiFi and 6 lines, 3 SIP accounts, 6 dual-color line keys and 4 XML programmable context sensitive soft keys on a 200 x 80 pixel back-lit LCD display screen. For added personalization the GXP1760W features personalized ring tone/ring back tone music and integration with advanced web and enterprise applications as well as local weather services. It’s also one of the first Grandstream phones to come equipped with a Kensington Security Slot - one of the most popular anti-theft solutions on the market. The  GXP1760W  supports  the  fastest  possible  connection  speeds  with  dual  autosensing  10/100Mbps network ports as well as automated provisioning features with media access control. This midrange IP phone delivers outstanding performance and design to users worldwide at a budget-friendly price point.
GXP1760W Administration Guide   P a g e  | 9       PRODUCT OVERVIEW Feature Highlights The following table contains the major features of the GXP1760W:  Table 1: GXP1760W Features at a Glance GXP1760W   6 lines  200*80-pixel backlit LCD display  4 XML programmable Softkeys  8 Dedicated function Keys    5-way conference
GXP1760W Administration Guide   P a g e  | 10       GXP1760W Technical Specifications The following table defines all the technical specifications including the protocols / standards supported, voice codecs, telephony features, languages and upgrade/provisioning settings for GXP1760W. Table 2: GXP1760W Technical Specifications Protocols/Standards SIP RFC3261, TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP, ICMP, DNS (A record, SRV, NAPTR), DHCP, PPPoE, TELNET, TFTP, NTP, STUN, SIMPLE, LLDP, LDAP, TR-069, 802.1x, TLS, SRTP, IPv6. Network Interface Dual switched auto-sensing 10/100 Mbps Ethernet ports with integrated PoE. WiFi Yes, integrated dual-band WiFi 802.11 a/b/g/n/ac (2.4Ghz & 5Ghz) Graphic Display 200*80-pixel backlit LCD display. Features Keys 6  line  keys  with  up  to  3  SIP  accounts,  4  XML  programmable  context  sensitive Softkeys, 5  navigation/menu  keys, 8  dedicated  function  keys  for:  PHONEBOOK, TRANSFER,  CONFERENCE,  HEADSET,  MUTE,  SEND/REDIAL, SPEAKERPHONE, VOLUME. Voice Codecs Support for G.729A/B, G.711µ/a-law, G.726, G.722 (wide-band), G.723, iLBC, in-band and out-of-band DTMF (in audio, RFC2833, SIP INFO). Auxiliary Ports RJ9 headset jack (allowing EHS with Plantronics headsets), USB, and a separate EHS port reserved for external EHS adapter in the future Telephony Features Hold,  transfer,  forward,  5-way  conference,  call  park,  call  pickup,  shared-call-appearance  (SCA)  /  bridged-line-appearance  (BLA),  downloadable  phonebook (XML,  LDAP,  up  to  2000  items),  call  waiting,  call  log  (up  to  500  records),  XML customization of screen, off-hook auto dial, auto answer, click-to-dial, flexible dial plan,  Hot  Desking,  personalized  music  ringtones  and  music  on  hold,  server redundancy and fail-over. HD Audio Yes, HD handset and speakerphone with support for wideband audio. Base Stand Yes, 2 angle positions available. Wall Mount stand sold separately. QoS Layer 2 QoS (802.1Q, 802.1P) and Layer 3 (ToS, DiffServ, MPLS) QoS. Security User and administrator level passwords, MD5 and MD5-sess based authentication, 256-bit AES encrypted configuration file, SRTP, TLS, 802.1x media access control, Kensington Security Slot (Kensington Lock) support Multi-Language English,  German,  Italian,  French,  Spanish,  Portuguese,  Russian,  Croatian, Chinese, Korean, Japanese Upgrade/Provisioning Firmware upgrade via TFTP / HTTP / HTTPS, mass provisioning using TR-069 or AES encrypted XML configuration file. Power & Green Energy Efficiency Universal power adapter included, Input: 100-240V, Output +5V, 1A. Integrated Power-over-Ethernet (802.3af). Max power consumption: 5W. Physical Dimension: 231mm(W) x 167mm(L) x 86mm(H). Unit weight: 0.925kg.
GXP1760W Administration Guide   P a g e  | 11       Package weight: 1.55kg. Temperature and Humidity Operation: 0°C to 40°C. Storage:    -10°C to 60°C. Humidity:  10%  to 90% Non-condensing. Package Content GXP1760W phone, handset with cord, base stand, universal power supply, network cable, Quick Installation Guide, GPL license. Compliance FCC: Part 15 (CFR 47) Class B. CE: EN55022 Class B, EN55024 Class B, EN61000-3-2, EN61000-3-3, EN60950-1. RCM: AS/ACIF S004, AS/NZS CISPR22/24, AS/NZS 60950.1
GXP1760W Administration Guide   P a g e  | 12       CONFIGURATION GUIDE The GXP1760W can be configured via two ways: • LCD Configuration Menu using the phone's keypad. • Web GUI embedded on the phone using PC's web browser. Configuration via Keypad To configure the LCD menu using phone's keypad, follow the instructions below:  • Enter  MENU  options: When  the  phone  is  in  idle,  press  the  round  MENU  button  to  enter  the configuration menu. • Navigate in the menu options: Press the arrow keys up/down/left/right to navigate in the menu options. • Enter/Confirm selection: Press the round MENU button or “Select” softkey to enter the selected option. • Back: Press “Back” softkey to exit to the previous menu. • Return to Home page: In any menu, press “Back” softkey to return to idle screen. Note: The phone automatically exits MENU mode in these situations: An incoming call, when the phone is off hook or the MENU mode if left idle for more than 60 seconds. The MENU options are listed in the following table. Table 3: Configuration Menu Call History Call History sub menu includes the following options: • Local Call Log. Displays answered calls/dialed calls/missed calls/transferred calls.   Press “Clear All” to clear all local call history. • Broadsoft Call Log. Displays Broadsoft call logs. Status Status sub menu includes the following options:   • Network status.   Displays  the  MAC  address,  IP  information  (DHCP/Static  IP/PPPoE),  IPv4 address, IPv6 address, Subnet Mask, Gateway and DNS server. • Account status. Shows the registration status of each account. • System Status Displays the hardware version, part number, software version, IP geographic information and special features. Phone Book Phone Book sub menu includes the following options:
GXP1760W Administration Guide   P a g e  | 13       • Local Phonebook • Local Group • Broadsoft Phonebook • LDAP Directory User may configure phonebooks/groups/LDAP options here, transfer phonebook XML to the phone, and search phonebook/LDAP directory. Messages Message sub menu include the following options: • Instant Messages Displays or clears all received instant messages. • Voice Mails Displays  voicemail  message  information  in  the  format  below:  new messages/all messages (urgent messages/all urgent messages). Preference Preference sub menu includes the following options: • Do Not Disturb Enables/disables Do Not Disturb on the phone. • Ring Tone Configures different ring tones for incoming call. • Ring Volume Adjusts ring volume by pressing left/right arrow key. • LCD Contrast Adjusts active LCD contrast by pressing left/right arrow key. • LCD Brightness Adjusts LCD brightness of idle state  and active  state by pressing left/right arrow key. • Download SCR XML   Triggers the phone to download the XML idle screen file immediately. The XML  idle  screen  server  path  and  downloading  method  need  to  be  set  up correctly from Web GUI first. • Erase Custom SCR Erases  custom  XML  idle  screen  previously  loaded  on  the  phone.  After erasing it, the phone will show default idle screen. • Display Language  Selects the language to be displayed on the phone's LCD. Users may select “Automatic” for local language based on IP location if available. By default, it is Auto.
GXP1760W Administration Guide   P a g e  | 14       • Date Time Configures time zone, date and time display format and NTP server on the phone. • Security Configures  the  available  security  settings  (Config  via  keypad  menu,  web access mode, disable SSH). • Headset Type Selects headset types. • Star Key Lock Turns on/off keypad lock feature and configures keypad lock password. The default keypad lock password is null. If user enabled Star Key Lock without configuring password, user can unlock keypad by holding * key 4 seconds and pressing “OK” button. Direct IP Call Makes direct IP call. Phone Phone sub menu includes the following options: • SIP Configures  SIP  Proxy,  Outbound  Proxy,  SIP  User  ID,  SIP  Auth  ID,  SIP Password, SIP Transport and Audio information to register SIP account on the phone. • Call Features Configures call forward features for Forward All, Forward Busy, Forward No Answer and No Answer Timeout. System System sub menu includes the following options: • Network o Internet Protocol Selects “Prefer IPv4” or “IPv6”. o IPv4 Settings Selects IP mode (DHCP/Static IP/PPPoE). o DHCP Settings Configures “Host Name (Option 12)” and “Vendor Class ID (Option 60)”. o PPPoE Settings Configures PPPoE account ID and password. o Static IP Settings Configures  static  IP address,  Netmask,  Gateway,  DNS  Server  1  and DNS Server 2.
GXP1760W Administration Guide   P a g e  | 15       o 802.1X Enables/Disables  802.1X  mode,  Configures  802.1x  identity  and  MD5 password. o Layer 2 QoS Configures LAN port 802.1Q/VLAN Tag and priority value. Select “Reset Vlan Config” to reset VLAN configuration on the LAN port. o PC Port Mode Selects PC port mode (Enabled/Disabled/Mirrored). Configures PC port 802.1Q/VLAN Tag and priority value. o OpenVPN® Settings Enable/Disable OpenVPN®, configure OpenVPN® server and port. o IPv6 Settings Selects IPv6 mode, Auto-configured or Statically configured (Full Static / Prefix Static). o WiFi Settings Enables WiFi and configure WiFi settings to connect to WiFi networks. • Upgrade o Firmware Server Configures firmware server for upgrading the phone. o Config Server Configures config server for provisioning the phone. o Config Upgrade Via Allows users to choose the provisioning method: TFTP, HTTP or HTTPS for configuration file download. o Firmware upgrade via Allows users to choose the firmware upgrade method: TFTP, HTTP or HTTPS for firmware file download. • UCM Detect Detect/connect  UCM  server  to  process  auto-provision.  Manually  input the IP and port of the UCM server phone wants to bind with, or select from the available UCM server in network.   • Factory Functions o Audio Loopback Speak  to  the  phone  using  speaker/handset/headset.  If  you  can  hear your voice, your audio is working fine. Press “Exit” softkey to exit audio loopback mode.
GXP1760W Administration Guide   P a g e  | 16       o Diagnostic Mode All LEDs will light up. Toggle the line keys LED color to green with “#” and to red with “*”. Press any key on the phone to diagnose the key’s function. The key’s name will display on the LCD. Press the menu button or onhook/offhook handset to exit the diagnostic mode. o Keyboard Diagnostic All keys’ names will display on  LCD screen before diagnosing. Press each key on the phone to remove it from the list of remaining keys to be diagnosed. Lift and put back the handset to exit diagnostic mode after all keys have been diagnosed.   o Certificate Verification This is used to validate certificate chain for the server’s certificate. • Factory Reset It is used to restore the phone to factory default settings. Reboot Reboots the phone.
GXP1760W Administration Guide   P a g e  | 17       The following diagram shows the keypad MENU configuration flow: Figure 1: Keypad MENU Configuration Call History    Status    Phone Book    Messages    Preference    Direct IP Call    Phone     System    Reboot  Network Status Account Status System Status  SIP Call Features Network Upgrade UCM Detect Factory Functions Factory Reset Local Phonebook Local Group Broadsoft Phonebook LDAP Directory Do Not Disturb Ring Tone Ring Volume LCD Contrast LCD Brightness Download SCR XML Erase Custom SCR Display Language Date and Time Security Headset Type Star key Lock Instant Messages Voice Mails NTP Server DHCP Option42 overrides NTP Time Zone DHCP Option2 overrides Time Zone Self-Defined Time Zone Date Display Format Time Display Format Set Current Time Manually Config via Keypad Menu Web Access Mode Disable SSH Firmware Server Config Server Config Upgrade Via Firmware Upgrade via Internet Protocol IPv4 settings DHCP settings PPPoE Settings Static IP Settings 802.1x Layer 2 QoS PC Port Settings OpenVPN® IPv6 settings WiFi settings Audio Loopback Diagnostic Mode Keyboard Diagnostic Certificate Verification Local Call Log Broadsoft Call Log Enable/Disable Password Normal   Plantronics EHS Active Idle Enable DND Disable DND
GXP1760W Administration Guide   P a g e  | 18       Configuration via Web Browser The GXP1760W embedded Web server responds to HTTP/HTTPS GET/POST requests. Embedded HTML pages allow a user to configure the IP phone through a Web browser such as  Google Chrome, Mozilla Firefox and Microsoft’s IE.  To access the Web GUI:  1. Connect the computer to the same network as the phone. 2. Make sure the phone is turned on and shows its IP address. You may check the IP address by pressing up arrow button when phone is at idle state. 3. Open a Web browser on your computer. 4. Enter the phone’s IP address in the address bar of the browser. 5. Enter the administrator’s login and password to access the Web Configuration Menu.  Notes: • The computer has to be connected to the same sub-network as the phone. This can be easily done by     connecting  the  computer  to  the  same  hub  or  switch  as  the  phone  connected  to.  In  absence  of  a hub/switch (or free ports on the hub/switch), please connect the computer directly to the PC port on the back of the phone. • If the phone is properly connected to a working Internet connection, the IP address of the phone will display in MENUStatusNetwork Status. This address has the format: xxx.xxx.xxx.xxx, where xxx stands for a number from 0-255. Users will need this number to access the Web GUI. For example, if the phone has IP address 192.168.40.154, please enter "http://192.168.40.154" in the address bar of the browser. • There are two default passwords for the login page: User Level Password Web Pages Allowed End User Level 123 Only Status and Maintenance Administrator Level admin All pages The password is case sensitive with maximum length of 25 characters.   • When changing any settings, always SUBMIT them by pressing the "Save" or "Save and Apply" button on the bottom of the page. If the change is saved only but not applied, after making all the changes, click on the "APPLY" button on top of the page to submit. After submitting the changes in all the Web GUI  pages,  reboot  the  phone  to  have  the  changes  take  effect  if  necessary  (All  the  options  under "Accounts" page and "Phonebook" page do not require reboot. Most of the options under "Settings" page do not require reboot).
GXP1760W Administration Guide   P a g e  | 19       Definitions This  section  describes  the  options  in  the  phone's  Web  GUI.  As  mentioned,  you  can  log  in  as  an administrator or an end user. • Status: Displays the Account status, Network status, and System Info of the phone. • Account: To configure the SIP account. • Settings: To configure call features, ring tone, audio control, LCD display, date and time, Web services, XML applications, programmable keys, etc. • Network: To configure network and WiFi settings. • Maintenance: To configure web access, upgrading and provisioning, syslog, language settings, TR-069, security, etc. • Phonebook: To manage Phonebook and LDAP. Status Page Definitions Table 4: Status Page Definitions Status  Account Status Account Account index.   For GXP1760W: up to 3 SIP accounts. SIP User ID Displays the configured SIP User ID for the account. SIP Server Displays the configured SIP Server address, URL or IP address, and port of the SIP server. SIP Registration Displays SIP registration status for the SIP account, it will display Yes/No with Green/Red background. Status  Network Status MAC Address Global unique ID of device, in HEX format. The MAC address will be used for provisioning and can be found on the label coming with original box and on the label located on the back of the device. IP Setting Configured address type: DHCP, Static IP or PPPoE. IPv4 Address Displays the IPv4 address obtained on the phone. IPv6 Address Displays the IPv6 address obtained on the phone. OpenVPN® IP The OpenVPN® IP obtained on the phone. Subnet Mask Displays the subnet mask obtained on the phone. Gateway Displays the gateway address obtained on the phone. DNS Server 1 Displays the DNS server address 1 obtained on the phone. DNS Server 2 Displays the DNS server address 2 obtained on the phone. PPPoE Link Up PPPoE connection status. NAT Type Displays the type of NAT connection used by the phone.
GXP1760W Administration Guide   P a g e  | 20       NAT Traversal Displays the status of NAT connection for each account on the phone. Status  System Info Product Model Product model of the phone. Part Number Product part number. Software Version • Boot: boot version number. • Core: core version number. • Base: base version number. • Prog: program version number. This is the main firmware release number, which is always used for identifying the software system of the phone. • Locale: locale version number. • Recovery: recovery version number.   IP Geographic Information • City: displaying city. • Language: displaying language. • Time Zone: displaying time zone. System Up Time System up time since the last reboot. System Time Current system time on the phone system. Service Status GUI and Phone service status. Core Dump Displays the core dump file when available and which could be downloaded for troubleshooting purpose. Accounts Page Definitions Table 5: Account Page Definitions Account x  General Settings Account Active Indicates whether the account is active. The default setting is "Yes". Account Name Configures name associated with each account to be displayed on the LCD. SIP Server Specifies the URL or  IP address, and  port  of  the SIP server. This should be provided by VoIP service providers (ITSP). Secondary SIP Server Specifies the URL or IP address, and port of the SIP server. This will be used when the primary SIP server fails. Outbound Proxy Configures the IP address or the domain name of the primary outbound proxy, media gateway or session border controller. It's used by the phone for firewall or  NAT  penetration  in  different  network  environments.  If  a  symmetric  NAT  is detected,  STUN  will  not  work  and  only  an  outbound  proxy  can  provide  a solution. Backup Outbound Proxy Configures  secondary  outbound  proxy  which  will  be  used  when  the  primary proxy cannot be connected. BLF Server Configures the optional server used for SUBSCRIBE requests to indicate other extensions status on the SIP server.
GXP1760W Administration Guide   P a g e  | 21       SIP User ID Configures user account information provided by your VoIP service provider (ITSP). It's usually in the form of digits similar to phone number or actually a phone number. Authenticate ID Configures the SIP service subscriber's Authenticate ID used for authentication. It can be identical to or different from the SIP User ID. Authenticate Password Configures the account password required for the phone to authenticate with the ITSP (SIP) server before the account can be registered. After it is saved, this will appear as hidden for security purpose. Name Specifies SIP server subscriber's name (optional) that will be used for Caller ID display. Voice Mail User ID Sets  if  the  phone  system  allows  users  to  access  the  voice  messages  by pressing the MESSAGE key on the phone. This ID is usually the  VM portal access number. For example, in UCM6XXX IPPBX, *97 could be used. Account x  Network Settings DNS Mode Defines  which  parameter will  control how  the Search  Appliance looks  up  IP addresses  for  hostnames.  There  are  four  modes:  A  Record,  SRV, NATPTR/SRV, Use Configured IP. The default setting is "A Record". If the user wishes  to  locate  the  server  by  DNS  SRV,  the  user  may  select  "SRV"  or "NATPTR/SRV".   If "Use Configured IP" is selected, please fill in the three fields below: • Primary IP • Backup IP 1 • Backup IP 2 If SIP server is configured as domain name, phone will not send DNS query, but use “Primary IP” or “Backup IP x” to send SIP message if at least one of them are not empty. Phone will try to use “Primary IP” first. After 3 tries without any  response,  it  will  switch  to  “Backup  IP  x”,  and  then  it  will  switch  back  to “Primary IP” after 3 re-tries. If  SIP  server  is already  an  IP  address,  phone  will use  it  directly  even  “User Configured IP” is selected. NAT Traversal Specifies which NAT traversal mechanism will be enabled on the phone system. Users could select the mechanism from No, STUN, Keep-alive, UPnP, Auto or VPN. The default setting is "No". If set to "STUN" and STUN server is configured, the phone will route according to the STUN server. If NAT type is Full Cone, Restricted Cone or Port-Restricted Cone, the phone will try to use public IP addresses and port number in all SIP & SDP messages. The phone will send empty SDP packet to the SIP server periodically to keep the NAT  port open if it is configured to be "Keep-alive". Configure this to be "No" if an outbound proxy is used. "STUN" cannot be used if the detected NAT is symmetric NAT. Set this to "VPN" if OpenVPN® is used.
GXP1760W Administration Guide   P a g e  | 22       Proxy-Require Determines a SIP Extension to notify the SIP server that the phone is behind a NAT/Firewall. Do not configure this parameter unless this feature is supported on the SIP server. Account x  SIP Settings  Basic Settings TEL URI Determines if the phone has an assigned PSTN telephone number. This field should  be  set  to  "User=Phone",  so  that  "User=Phone"  parameter  will  be attached to the Request-Line and "TO" header in the SIP request to indicate the E.164 number. If set to "Enable", "Tel:" will be used instead of "SIP:" in the SIP request. The default setting is "Disable". SIP Registration Selects  whether  or  not  the  phone  will  send  SIP  Register  messages  to  the proxy/server. The default setting is "Yes". Unregister On Reboot Allows the SIP user's registration information  to be cleared  when the phone reboots. The SIP REGISTER message will contain “Expires: 0” to unbind the connection. Three options are available: •  If set to "All", the SIP user's registration information will be cleared when the phone reboots. The SIP Contact header will contain "*" to notify the server to unbind the connection.   •  If set to "Instance", the SIP user will be unregistered on current phone only. • If set to “No”, the phone will not unregister the SIP account when rebooting. The default setting is "No". Register Expiration Specifies  the  time  interval  (in  minutes)  in  which  the  phone  refreshes  its registration with the specified registrar. The default value is 60 minutes. The maximum value is 64800 minutes (about 45 days). Reregister Before Expiration Specifies  the  time  interval  (in seconds)  that the  phone  sends  re-registration request before the Register Expiration.   The default value is 0. Enable OPTIONS Keep Alive Select  whether  or  not  the  phone  will  keep  sending  a  message  to  check  the connection with the server. OPTIONS Keep Alive Interval Specifies the time interval (in second) in which the phone will send the Keep Alive message to the server. OPTIONS Keep Alive Max Lost Specifies  the maximum  number  of  allowed lost packet  before  the  phone  will refresh its registration. Local SIP Port Defines the local SIP port used to listen and transmit. The default value is 5060 for Account 1, 5062 for Account 2, 5064 for Account 3, 5066 for Account 4. The valid range is from 1 to 65535. SIP Registration Failure Retry Wait Time Specifies the time interval to retry registration if the process is failed. The valid range is 1 to 3600. The default value is 20 seconds.
GXP1760W Administration Guide   P a g e  | 23       SIP T1 Timeout SIP T1 Timeout is an estimate of the round-trip time of transactions between a client  and  server.  If  no  response  is  received  the  timeout  is  increased,  and request  re-transmit  retries  would  continue  until  a  maximum  amount  of  time define by T2. The default setting is 0.5 seconds. SIP T2 Timeout SIP T2 Timeout is the maximum retransmit time of any SIP request messages (excluding  the  INVITE  message).  The  re-transmitting  and  doubling  of  T1 continues until it reaches the T2 value. The default setting is 4 seconds. SIP Transport Determines the network protocol used for the SIP transport. Users can choose from TCP, UDP and TLS. The default setting is “UDP”. SIP URI Scheme when using TLS Specifies  if  "sip"  or  "sips"  will  be  used  when  TLS/TCP  is  selected  for  SIP Transport. The default setting is "sips". Use Actual Ephemeral Port in Contact with TCP/TLS This option is used to control the port information in the Via header and Contact header. If set to No, these port numbers will use the permanent listening port on  the  phone.  Otherwise,  they  will  use the  ephemeral  port  for  the  particular connection. The default setting is “No”. Outbound Proxy Mode Configures which mode will be placed in route header in sending SIP messages or to be always sent to the outbound proxy. Support SIP Instance ID Defines whether SIP Instance ID is supported or not. Default setting is “Yes”. SUBSCRIBE for MWI When set to “Yes”, a SUBSCRIBE for Message Waiting Indication will be sent periodically.  The  phone  supports  synchronized  and  non-synchronized  MWI. The default setting is “No”. SUBSCRIBE for Registration When set to “Yes”, a SUBSCRIBE for Registration will be sent out periodically. The default setting is “No”. Enable 100rel The  use  of  the  PRACK  (Provisional  Acknowledgment)  method  enables reliability to SIP provisional responses (1xx series). This is very important in order  to  support  PSTN  internetworking.  To  invoke  a  reliable  provisional response, the 100rel tag is appended to the value of the required header of the initial signaling messages. The default setting is “No”. Caller ID Display When  set  to  “Auto”,  the  phone  will  look  for  the caller  ID  in  the order  of  P-Asserted Identity Header,  Remote-Party-ID Header and From Header in the incoming SIP INVITE.   When set to  “Disabled”, all incoming calls  are displayed  with  “Unavailable”. When set to “From Header”, the phone will display the caller ID based on the From Header in the incoming SIP INVITE. The default setting is “Auto”. Use Privacy Header Controls whether the Privacy header will be present in the SIP INVITE message and if the header will contain the caller info.   When set to “Default”, the Privacy Header will be shown on the INVITE only when “Huawei IMS” special feature is on.
GXP1760W Administration Guide   P a g e  | 24       If set to “Yes”, the Privacy Header will always be shown on the INVITE.   If set to “No”, the Privacy Header won’t be shown on the INVITE. Default setting is “Default”. Use P-Preferred-Identity Header Controls whether the P-Preferred-Identity Header will present in the SIP INVITE message. The default setting is “default”. The P-Preferred-Identity Header will show in INVITE unless “Huawei IMS” special feature is on.   If set to “Yes”, the P-Preferred-Identity Header will always show in INVITE.   If set to “No”, the P-Preferred-Identity Header will not show in INVITE. Ignore Alert-Info Header Selects whether default ringtone will be played by ignoring alert-info header. Account x  SIP Settings  Advanced Features Line Seize Timeout For Shared Call Appearance, phone must send a SUBSCRIBE-request for the line-seize event package whenever a user attempts to take the shared line off hook. “Line Seize Timeout” is the line-seize event expiration timer. The default value is 15 seconds. The valid range is from 15 to 60. Eventlist BLF URI Configures the Eventlist BLF URI on the phone to monitor the extensions in the list with Multi-Purpose Key. If the server supports this feature, users need to configure  an  Eventlist  BLF  URI  on  the  service  side  first  (i.e., BLF1006@myserver.com) with a list of extensions included. On the phone, in this "Eventlist BLF URI" field, fill in the URI without the domain (i.e., BLF1006). To  monitor  the  extensions  in  the  list,  under  Web GUISettingsProgrammable Keys page, please select "Eventlist BLF" in the key mode, choose account, enter the value of each extension in the list. Auto Provision Eventlist BLFs When  option  is  enabled,  empty  multi-purpose  keys  will  be  automatically provisioned to the monitored extensions in the Eventlist BLF. The default setting is “Disabled”. Conference URI Configures Conference URI for N-way conference (Broadsoft Standard). Music On Hold URI Configures Music On Hold URI to call when a call is on hold. This feature has to be supported on the server side. Force BLF Call-pickup by prefix Configures to always use the prefix for BLF Call-pickup. The default setting is “No”. BLF Call-pickup Prefix Configures the prefix prepended to the BLF extension when the phone picks up a call with BLF key. The default setting is **. Call Pickup Barge-In Code Set Feature Access Code of Call Pickup with Barge-In feature. PUBLISH for Presence Enables presence feature on the phone. The default setting is "No". Omit charset=UTF-8 in MESSAGE Omit charset=UTF-8 in MESSAGE content-type.
GXP1760W Administration Guide   P a g e  | 25       Special Feature Different soft switch vendors have special requirements. Therefore, users may need select  special  features  to  meet  these  requirements.  Users  can  choose from Standard, Nortel MCS, Broadsoft, CBCOM, RNK, Sylantro, Huawei IMS and  PhonePower  depending  on  the  server  type.  The  default  setting  is "Standard". Broadsoft Call Center Default setting is "No". When set to "Yes", a softkey “BSCCenter” is displayed on LCD. User can access different Broadsoft Call Center agent features via this softkey.  Please  note  that  “Feature  Key  Synchronization”  will  be  enabled regardless of this setting. Hoteling Event Broadsoft Hoteling event feature. Default setting is "No". With “Hoteling Event” enabled,  user  can  access  the  Hoteling  feature  option  by  pressing  the “BSCCenter” softkey. Call Center Status When set to "Yes", the phone will send SUBSCRIBE to the server to obtain call center status. The default setting is "No". Feature Key Synchronization This  feature  is  used  for  Broadsoft  call  feature  synchronization.  When  it's enabled,  DND,  Call  Forward  features  and  Call  Center Agent  status  can  be synchronized  between  Broadsoft  server  and  phone.  The  default  setting  is "Disabled". Broadsoft Call Park When enabled, it will send SUBSCRIBE to Broadsoft server to obtain Call Park notifications. The default setting is “Disabled”. Account x  SIP Settings  Session Timer Enable Session Timer Enable/Disable session timer support. Session Expiration The SIP session timer expiration (in seconds) that enables SIP sessions to be periodically “refreshed” via a SIP request (UPDATE, or re-INVITE). If there is no  refresh  via  an  UPDATE  or  re-INVITE  message,  the  session  will  be terminated once the session interval expires.   Session Expiration is the time (in seconds) where the session is considered timed  out,  provided  no  successful  session  refresh  transaction  occurs beforehand. The default setting is 180.   The valid range is from 90 to 64800. Min-SE The minimum session expiration (in seconds). The default value is 90 seconds. The valid range is from 90 to 64800. Caller Request Timer If set to “Yes” and the remote party supports session timers, the phone will use a session timer when it makes outbound calls. The default setting is “No”. Callee Request Timer If set to “Yes” and the remote party supports session timers, the phone will use a session timer when it receives inbound calls. The default setting is “No”. Force Timer If Force Timer is set to “Yes”, the phone will use the session timer even if the remote party does not support this feature.
GXP1760W Administration Guide   P a g e  | 26       If Force Timer is set to “No”, the phone will enable the session timer only when the remote party supports this feature. To turn off the session timer, select “No”. The default setting is “No”. UAC Specify Refresher As a Caller, select UAC to use the phone as the refresher, or select UAS to use the Callee or proxy server as the refresher. The default setting is “Omit”. UAS Specify Refresher As a Callee, select UAC to use caller or proxy server as the refresher, or select UAS to use the phone as the refresher. The default setting is “UAC”. Force INVITE The Session Timer can be refreshed using the INVITE method or the UPDATE method. Select “Yes” to use the INVITE method to refresh the session timer. The default setting is “No”. Account x  SIP Settings  Security Settings Check Domain Certificates Choose whether the domain certificates will be checked or not when TLS/TCP is used for SIP Transport. The default setting is “No”. Validate Certificate Chain Validate certification chain when TCP/TLS is configured. The default setting is “No”.   Validate Incoming Messages Choose whether the incoming messages will be validated or not. The default setting is “No”. Check SIP User ID for incoming INVITE If set to “Yes”, SIP User ID will be checked in the Request URI of the incoming INVITE. If it doesn’t match the phone’s SIP User ID, the call will be rejected. The default setting is “No”. Accept Incoming SIP from Proxy Only When set to “Yes”, the SIP address of the Request URL in the incoming SIP message  will  be  checked.  If  it  doesn’t  match  the  SIP  server  address  of  the account, the call will be rejected. The default setting is “No”. Authenticate Incoming INVITE If set to “Yes”, the phone will challenge the incoming INVITE for authentication with SIP 401 Unauthorized response. Default setting is “No”. Account x  Audio Settings Preferred Vocoder Multiple vocoder types are supported on the phone, the vocoders in the list is a higher  preference.  Users  can configure  vocoders in  a preference  list  that is included with the same preference order in SDP message.  Note: Using firmware version 1.0.0.43 or higher, users are now able to perform concurrent calls using G.729 codec as well. Use First Matching Vocoder in 200OK SDP When it is set to “Yes”, the device will use the first matching vocoder  in the received 200OK SDP as the codec. The default setting is “No”. Hide Vocoder Enables / disables displaying the vocoder information on the call screen. Disable Multiple m line in SDP When it is set to “No”, the device will reply with multiple m lines, Otherwise, it will reply 1 m line. The default setting is “No”.
GXP1760W Administration Guide   P a g e  | 27       SRTP Mode Enable SRTP mode based on your selection from the drop-down menu.   The default setting is “Disabled”. Crypto Life Time Enable or disable the crypto life time when using SRTP. If users set to disable this option, phone does not add the crypto life time to SRTP header.   The default setting is “Yes”. Symmetric RTP Defines whether symmetric RTP is supported or not. The default setting is “No”. Silence Suppression Controls the silence suppression/VAD feature of the audio codec G.729. If set to “Yes”, when silence is detected, a small quantity of VAD packets (instead of audio packets) will be sent during the period of no talking. If set to “No”, this feature is disabled. The default setting is “No”. Jitter Buffer Type Selects  either  Fixed  or  Adaptive  for  jitter  buffer  type,  based  on  network conditions. The default setting is “Adaptive”. Jitter Buffer Length Selects jitter buffer length from 100ms to 800ms, based on network conditions. The default setting is “300ms”. Voice Frames Per TX Configures  the  number  of  voice  frames  transmitted  per  packet.  When configuring this, it should be noted that the “ptime” value for the SDP will change with different configurations here. This value is related to the codec used and the actual frames transmitted in payload during the call. For end users, it is recommended to use the default setting, as incorrect settings may influence the audio quality. The default setting is 2. G723 Rate Configure encoding rate for G723.1 codec. G.726-32 Packing Mode Selects "ITU" or "IETF" for G726-32 packing mode. The default setting is “ITU”. iLBC Frame Size Configure iLBC packet frame size. iLBC Payload Type Specify iLBC payload type.   Valid type is 96-127. OPUS Payload Type Specifies OPUS payload type. Valid range is 96 to 127. Cannot be the same as iLBC or DTMF Payload Type. DTMF Payload Type Configures the payload type for DTMF using RFC2833. Cannot be the same as iLBC or OPUS payload type Send DTMF   This parameter specifies the mechanism to transmit DTMF digits. There are 3 supported modes: The default setting is “RFC2833”. • In audio, which means DTMF is combined in the audio signal (not very reliable with low-bit-rate codecs).   • RFC2833, which means to specify DTMF with RTP packet. Users could know the packet is DTMF in the RTP header as well as the type of DTMF.   • SIP INFO, which uses SIP info to carry DTMF. The defect of this mode is that it’s easily to cause desynchronized of DTMF and media packet for the reason the SIP and RTP are transmitted respectively.
GXP1760W Administration Guide   P a g e  | 28       Account x  Call Settings Early Dial Selects whether or not to enable early dial. If set to "Yes", the SIP proxy must support  484  responses.  Early  Dial  means  that  the  phone  sends  for  each pressed digit a SIP INVITE message to SIP server. SIP server looks into its extensions  and,  if  no  match  happened  yet,  it  sends  back  a  "484  Address Incomplete" message. Otherwise, it executes the action. Default setting is "No". Dial Plan Prefix Configures the prefix to be added to each dialed number. Dial Plan A  dial  plan  establishes  the  expected  number  and  pattern  of  digits  for  a telephone  number.  This  parameter  configures  the  allowed  dial  plan  for  the phone. Default setting is “{ x+ | \+x+ | *x+ | *xx*x+ }”. Dial Plan Rules: 1. Accepted Digits: 1,2,3,4,5,6,7,8,9,0 , *, #, A,a,B,b,C,c,D,d; 2. Grammar:   x – any digit from 0-9 X – digits from 0-9, and letters from a-z, A-Z. a) xx+ - at least 2 digit numbers b) xx - only 2 digit numbers c) ^ - exclude d) [3-5] - any digit of 3, 4, or 5 e) [147] - any digit of 1, 4, or 7 f) <2=011> - replace digit 2 with 011 when dialing g) | - the OR operand h) {X123} - match Z123, e123, 5123, … i) Back slash “\” Character can be used to escape specific letters. e.g. if { \p\a\r\k\+60 } dial plan is configured, park+60 should be able to pass dial  plan  check.  This  also  can  be  used  to  escape  Mark  and  User-unreserved characters.    Mark = "-" / "_" / "." / "!" / "~" / "*" / "'" / "(" / ")"     User-unreserved = "&" / "=" / "+" / "$" / "," / ";" / "?" / "/"  • Example 1: {[369]11 | 1617xxxxxxx} Allow 311, 611, and 911 or any 10 digit numbers with leading digits 1617; • Example 2: {^1900x+ | <=1617>xxxxxxx} Block any number of leading digits 1900 or add prefix 1617 for any dialed 7 digit numbers; • Example 3: {1xxx[2-9]xxxxxx | <2=011>x+} Allows any number with leading digit 1 followed by a 3 digit number, followed by any number between 2 and 9, followed by any 7 digit number OR Allows any length of numbers with leading digit 2, replacing the 2 with 011 when dialed. • Example 4: If we set the dial plan with {\*123}, it should allow input *123 to pass dial plan check.
GXP1760W Administration Guide   P a g e  | 29       • Example 5: If we set the dial plan with {\$123}, it should allow input $123 to pass dial plan check. • Example 6: If we set the dial plan with {12\_3}, it should allow input 12_3 to pass dial plan check. Example of a simple dial plan used in a Home/Office in the US: { ^1900x. | <=1617>[2-9]xxxxxx | 1[2-9]xx[2-9]xxxxxx | 011[2-9]x. | [3469]11 } Explanation of example rule (reading from left to right): • ^1900x. - prevents dialing any number started with 1900; • <=1617>[2-9]xxxxxx - allows dialing to local area code (617) numbers by dialing 7 numbers and 1617 area code will be added automatically; • 1[2-9]xx[2-9]xxxxxx  |-  allows  dialing  to  any  US/Canada  Number  with  11 digits length; • 011[2-9]x - allows international calls starting with 011; • [3469]11 - allows dialing special and emergency numbers 311, 411, 611 and 911. Note:  In some  cases,  where the  user  wishes to  dial  strings  such  as *123  to activate voice mail or other applications provided by their service provider, the * should be predefined inside the dial plan feature. An example dial plan will be: { *x+ } which allows the user to dial * followed by any length of numbers. Call Log Configures  Call  Log  setting  on  the  phone.  You  can  log  all  calls,  only  log incoming/outgoing calls (missed calls will not be logged), or disable call log. The default setting is "Log All Calls". Account Ring Tone Allows users to configure the ringtone for the account. Users can choose from different ringtones from the dropdown menu. Match Incoming Caller ID Specifies  matching  rules  with  number,  pattern  or  Alert  Info  text.  When  the incoming  caller  ID  or  Alert  Info  matches  the  rule,  the  phone  will  ring  with selected distinctive ringtone. Matching rules:   •  Specific caller ID number. For example, 8321123. •  A defined pattern with certain length using x and + to specify, where x could be any digit from 0 to 9. Samples: xx+ : at least 2-digit number. xx : only 2-digit number. [345]xx: 3-digit number with the leading digit of 3, 4 or 5. [6-9]xx: 3-digit number with the leading digit from 6 to 9. •  Alert Info text Users could configure the matching rule as certain text (e.g., priority) and select the custom ring tone mapped to it. The custom ring tone will be used if the  phone receives  SIP  INVITE  with Alert-Info  header in the following format: Alert-Info: <http://127.0.0.1>; info=priority.
GXP1760W Administration Guide   P a g e  | 30       Selects the distinctive ring tone for the matching rule. When the incoming caller ID or Alert Info matches the rule, the phone will ring with the selected ring. Ring Timeout Defines the timeout (in seconds) for the rings on no answer. The default setting is 60. The valid range is from 10 to 300. Send Anonymous If set to "Yes", the "From" header in outgoing INVITE messages will be set to anonymous, essentially blocking the Caller ID to be displayed.   The default setting is "No". Anonymous Call Rejection If set to "Yes", anonymous calls will be rejected.   The default setting is "No". Auto Answer If set to "Yes", the phone will automatically turn on the speaker phone to answer incoming calls after a short reminding beep. Default setting is “No”. Allow Auto Answer by Call-Info If set to "Yes", the phone will automatically turn on the speaker phone to answer incoming calls, based on the SIP info header sent from the server/proxy. The default setting is "No". Custom Call-Info for Auto Answer Used in addition  to match  the contents  of the info parameter  in the Call-Info header for auto answer. Refer-To Use Target Contact If  set  to  "Yes",  the  "Refer-To"  header  uses  the  transferred  target's  Contact header information for attended transfer. The default setting is "No". Transfer on Conference Hang-up If  set  to  "Yes",  when  the  phone  hangs  up  as  the  conference  initiator,  the conference call will be transferred to the other parties so that other parties will remain in the conference call. The default setting is "No". Disable Recovery on Blind Transfer Disable  recovery  to  the  call  to  the  transferee  on  failing  blind  transfer  to  the target. The default setting is “No”. No Key Entry Timeout (s) Defines the timeout (in seconds) for no key entry. If no key is pressed after the timeout, the digits will be sent out. The default value is 4 seconds. The valid range is from 1 to 15. Use # as Dial Key Allows users to configure the "#" key as the "Send" key. If set to "Yes", the "#" key will immediately dial out the input digits. In this case, this key is essentially equivalent to the "Send" key. If set to "No", the "#" key is included as part of the dialing string and please make sure the dial plan is properly configured to allow dialing # out. The default setting is “Yes”. Account x  Feature Codes Enable Local Call Features When enabled, Do Not Disturb, Call Forwarding and other call features can be used  via  the  local  feature  codes  on  the  phone.  Otherwise,  the  provisioned feature codes from the server will be used. User configured feature codes will be used only if server provisioned feature codes are  not provided. And  once feature codes are configured, either via server provisioning or local setting, a softkey named “Features” will show on the LCD screen.
GXP1760W Administration Guide   P a g e  | 31       Do Not Disturb (DND)--On Configures DND feature code to turn on DND. Do Not Disturb (DND)--Off Configures DND feature code to turn off DND. Delayed Call Forward Wait Time Defines the timeout (in seconds) before the call is forwarded on no answer. The default value is 20 seconds. The valid range is 1 to 120. Settings Page Definitions Table 6: Settings Page Definitions Settings  General Settings Local RTP Port This parameter defines the local RTP port used to listen and transmit. It is the base RTP port for channel 0. When configured, channel 0 will use this port _value for RTP, channel 1 will use port_value+2 for RTP. Local RTP port ranges from 1024 to 65400 and must be even. The default value is 5004. Use Random Port Forces random generation of both the local SIP and RTP ports. This is usually necessary  when  multiple  phones  are  behind  the  same  full  cone  NAT.  Default setting is Yes. Note: This parameter must be set to No for Direct IP Calling to work. Keep-alive Interval Specifies how often the phone sends a blank UDP packet to the SIP server in order to keep the "ping hole" on the NAT router to open. The default setting is 20 seconds. The valid range is from 10 to 160. Use NAT IP The NAT IP address used in SIP/SDP messages. This field is blank at the default settings. It should ONLY be used if it's required by your ITSP. STUN Server The IP address or Domain name of the STUN server. STUN resolution results are displayed in the STATUS page of the Web GUI. Only non-symmetric NAT routers work with STUN. Public Mode Configures to turn on/off the public mode for Hot Desking feature.   The default setting is “No”. Settings  Call Features Off-hook Auto Dial Configures a User ID/extension to dial automatically when the phone is off hook. The phone will use the first account to dial out. The default setting is "No". Off-hook Timeout If configured, when the phone is off-hook, it will go on-hook after the timeout (in seconds). The default value is 30 seconds. The valid range is from 10 to 60. Bypass Dial Plan Through Call History and Directories Enable/Disable the dial plan check while dialing through the call history and any phonebook directories. The default setting is “No”. Disable Call Waiting Disables the call waiting feature. The default setting is "No". Disable Call Waiting Tone Disables the call waiting tone when call waiting is on. The default setting is "No".
GXP1760W Administration Guide   P a g e  | 32       Disable Busy Tone on Remote Disconnect Disable the busy tone heard in the handset when call is disconnected remotely. The default setting is “No”. Disable Direct IP Call Disables Direct IP Call. The default setting is "No". Use Quick IP Call mode When  set  to  "Yes",  users  can  dial  an  IP  address  under  the  same  LAN/VPN segment by entering the last octet in the IP address. To dial quick IP call, off hook the phone and dial #XXX (X is 0-9 and XXX <=255), phone will make direct IP call to  aaa.bbb.ccc.XXX  where  aaa.bbb.ccc  comes  from  the  local  IP  address REGARDLESS  of  subnet  mask.  #XX  or  #X  are  also  valid  so  leading  0  is  not required (but OK). No SIP server is required to make quick IP call.   The default setting is "No". Disable Conference Disables the Conference function. The default setting is "No". Disable in-call DTMF Display When it's set to "Yes", the DTMF digits entered during the call will not be displayed on phone LCD. The default setting is "No". Mute Key Functions While Idle Specifies the function of mute key in idle. Default setting is “DND”. When select “Idle Mute” and press Mute key while idle, the future incoming call will be answered with mute. When select “Disabled”, Mute key will not take effect while idle. The default setting is “No”. Disable Transfer Disables the Transfer function. The default setting is "No". In-call dial number on pressing transfer key Configures the number for the phone to dial as DTMF during the call using TRAN button. Auto-Attended Transfer If set to "Yes", the phone will use attended transfer by default. The default setting is "No". Do Not Escape # as %23 in SIP URI Specifies  whether  to  replace  #  by %23  or  not  for  some  special situations. The default setting is "No". Click-To-Dial Feature Enables Click-To-Dial feature. If this feature is enabled, user could click the green dial button on left top corner of phone’s Web GUI, then choose the account and dial to the target number. The default setting is "Disabled". Call History Flash Writing: Write Timeout Defines the interval (in seconds) to save the call history to phone's flash. 0 means this option is disabled. The default value is 300 seconds. Max Unsaved Log Defines the number of unsaved logs before written to phone's flash. 0 means this option is disabled. The default value is 200 entries. Default call log type This  option  is  used  for  users  to  set  the  default  call  log  list  after  select MENUCALL HISTORY. Broadsoft Call Log or Local Call Log option will only show its own list.   Default option will keep both call log lists.
GXP1760W Administration Guide   P a g e  | 33       Return Code When Refusing Incoming Call Send selected type of SIP message to the call when refusing the incoming call. Return Code When Enable DND Send selected type of SIP message when enabling DND.   Local Call Recording Feature Enables/Disables the ability to record calls locally while on the call screen. The default setting is "Disabled" Saved Local Call Recording Location Defines the location where the recordings will be stored, either on the internal storage or on the connected USB. Default setting is “Internal Storage” Download Local Call Recordings Allows users to download the available local call recording. User-Agent Prefix Configure the prefix in the “User-Agent” header. Predictive Dialing Feature Enables/Disables predictive dialing feature. While dialing, the phone will predict and list candidates of the target number based on the entered digits. If the target number exists in the phonebook/call history, the phone will display a list of matched numbers and the user could select the number using the Up/Down key and dial out.   The default setting is “Enabled”. Settings  Multicast paging Paging Barge During active call if incoming multicast page is higher priority (1 being the highest) than this value the call will be held and multicast page will be played. The default setting is “Disabled”. Paging Priority Active If enabled,  during  a  multicast page  if another multicast is  received with  higher priority (1 being the highest) that one will be played instead. The default setting is “Disabled”. Multicast Paging Codec The codec for sending multicast pages, there are 5 codecs could be used: PCMU, PCMA, G.726-32, G.729A/B, G.722  (wide band), G.723 and iLBC. The default setting is “PCMU”. Multicast Listening Defines multicast listening addresses and labels. For example: “Listening Address” should match the sender’s Value such as “237.11.10.11:6767” “Label” could be the description you want to use. For details, please check the “Multicast Paging User Guide” on our Website. Settings  Ring Tone Call Progress Tones: • System Ring Tone • Dial Tone • Second Dial Tone Configures ring or tone frequencies based on parameters from local telecom. The default value is North American standard. Frequencies should be configured with known values to avoid uncomfortable high pitch sounds. Syntax: f1=val,f2=val[,c=on1/off1[-on2/off2[-on3/off3]]].
GXP1760W Administration Guide   P a g e  | 34       • Message Waiting • Ring Back Tone • Call-Waiting Tone • Busy Tone • Reorder Tone (Frequencies are in Hz and cadence on and off are in 10ms)   ON is the period of ringing (“On time” in ‘ms’) while OFF is the period of silence.   To set a continuous ring, OFF should be zero. Otherwise it will ring ON ms and a pause  of  OFF  ms  and  then  repeat  the  pattern.  Up  to  three  cadences  are supported. Call Waiting Tone Gain This adjusts the call waiting tone volume.   Users can select “Low”, “Medium” or “High”. The default setting is “Low”. Speaker Ring Volume Configures speaker ring volume. Valid range is 0 to 7. Settings  Audio Control Headset Key Mode When headset is connected to the phone, users could use the HEADSET button in "Default Mode" or "Toggle Headset/Speaker". • Default Mode: ➢  When the phone is in idle, press HEADSET button to off hook the phone and make calls by using headset. Headset icon will display on the screen in dialing/talking status. ➢  When there is an incoming call, press HEADSET button to pick up the call using headset. ➢  When there is  an active call using headset, press HEADSET button to hang up the call. ➢  When  Speaker/Handset  is  being  used  in  dialing/talking  status,  press HEADSET button to switch to headset. Press it again to hang up the call. Or press speaker/Handset to switch back to the previous mode. • Toggle Headset/Speaker: ➢  When the phone is in idle, press HEADSET button to switch to Headset mode. The headset icon will display on the left side of the screen. In this mode,  if  pressing  Speaker  button  or  Line  key  to  off  hook  the  phone, headset will be used. ➢  When there is an active call, press HEADSET button to toggle between Headset and Speaker. Headset Type Selects whether the connected headset is normal RJ11 headset, or Plantronics EHS headset. Always Ring Speaker Configures  to  enable  or  disable  the  speaker  to ring  when  headset  is  used  on "Toggle Headset/Speaker" mode.   If set to "Yes", when the phone is in Headset "Toggle Headset/Speaker" mode, both headset and speaker will ring on incoming call.   The default setting is "No". Headset TX gain Configures the transmission gain of the headset. The default value is 0dB.
GXP1760W Administration Guide   P a g e  | 35       Headset RX gain Configures the receiving gain of the headset. The default value is 0dB. Handset TX gain Configures the transmission gain of the handset. The default value is 0dB. Settings  LCD Display Backlight Brightness: Active Configures the LCD brightness when the phone is active. Valid range is 10 to 100 where 100 is the brightest. Default value is 100. Backlight Brightness: Idle Configures the LCD brightness when the phone is idle.   Valid range is 10 to 100 where 0 is off and 100 is the brightest. Default value is 60. Disable Missed Call Backlight If set to "Yes", the screen will turn off the LCD backlight when there is a missed call on the phone. The default setting is "No". Hide System Softkey on Main Page Check to hide the system generated Softkey on main page. Settings  Date and Time NTP Server Defines the URL or IP address of the NTP server. The phone may obtain the date and time from the server. The default setting is us.pool.ntp.org. NTP Update Interval Time interval for updating time from the NTP server. Valid time value is in between 5 to 1440 minutes. The default setting is “1440” minutes. Allow DHCP Option 42 Override NTP Server Defines  whether  DHCP  Option  42  should  override  NTP  server  or  not.  When enabled, DHCP Option 42 will override the NTP server if it's set up on the LAN. The default setting is "Yes". Time Zone Configures the date/time used on the phone according to the specified time zone. Self-Defined Time Zone This parameter allows the users to define their own time zone.   The syntax is: std offset dst [offset], start [/time], end [/time]   Default is set to: MTZ+6MDT+5,M4.1.0,M11.1.0   MTZ+6MDT+5 This indicates a time zone with 6 hours offset with 1 hour ahead (when daylight saving) which is U.S central time. If it is positive (+) if the local time zone is west of the Prime Meridian (A.K.A: International or Greenwich Meridian) and negative (-) if it is east.   M4.1.0,M11.1.0   The 1st number indicates Month: 1,2,3.., 12 (for Jan, Feb, .., Dec)   The  2nd  number  indicates  the  nth  iteration  of  the  weekday:  (1st  Sunday,  3rd Tuesday…)   The 3rd number indicates weekday: 0,1,2,..,6 (for Sun, Mon, Tues, ... ,Sat)   Therefore, this example is the DST which starts from the First Sunday of April to the 1st Sunday of November. Date Display Format Configures  the  date  display  format  on  the  LCD.  The  following  formats  are supported and the default setting is yyyy-mm-dd: • yyyy-mm-dd: 2012-07-02 • mm-dd-yyyy: 07-02-2012
GXP1760W Administration Guide   P a g e  | 36       • dd-mm-yyyy: 02-07-2012 • dddd, MMMM dd: Friday, October 12 • MMMM dd, dddd: October 12, Friday Time Display Format Configures the time display in 12-hour or 24-hour format on the LCD. The default setting is in 12-hour format. Settings  Web Service Use Auto Location Service Enables/disables auto location services on the phone. Default setting is “Yes”. Settings  XML Application Idle Screen XML Download Configures  to  enable  idle  screen  XML  download.  Users  could  select HTTP/HTTPS/TFTP to download the XML idle screen file. Default setting is "No". Download Screen XML at Boot-up If set to "Yes", the idle screen XML file will be downloaded when the phone boots up. The default setting is "No". Use Custom Filename Specifies the custom file for the idle screen XML file to be downloaded. Idle Screen XML Server Path Configures the server path to download the idle screen XML file. This field could be IP address or URL, with up to 256 characters. Settings  Programmable Keys Virtual Multi-Purpose Keys Settings Call Screen SettingsKey Mode: Defines the key mode used. Two modes are available:   • Line Mode:  Each configured  line key can  only hold  1 call, and users can switch to choose between accounts by pressing on a free line key. Advantage: Easy to manage.       Disadvantage: Limited line space. • Account Mode: Each configured line key is reserved for the corresponding account and can have up to 8 grouped lines. Users can press on “New call” softkey to initiate a new call. Advantage: Multiple calls per key.    Disadvantage: Can get a bit complicated Virtual Multi-Purpose Keys (VPK) Assigns a function to the corresponding VPK. The key mode options are: • Line Regular line key to open up a line and switch line. The Value field can be left blank. • Shared Line Share line for Shared Line Appearance feature. Select the Account registered as Shared line for the line key. The Value field can be left blank. • Speed Dial Select the Account to dial from. And enter the Speed Dial number in the Value field to be dialed, or enter the IP address to set the Direct IP call as Speed Dial.
GXP1760W Administration Guide   P a g e  | 37       • Busy Lamp Field (BLF) Select the Account to monitor the BLF status. Enter the extension number in the Value field to be monitored. • Presence Watcher   This option has to be supported by a presence server and it is tied to the "Do Not Disturb" status of the phone's extension. • Eventlist BLF   This option is similar to the BLF option but in this case the PBX collects the information from the phones and sends it out in one single notify message. PBX server has to support this feature. • Speed Dial via active account Similar to Speed Dial but it will dial based on the current active account. For example,  if  the  phone  is  offhook  and  account  2  is  active,  it  will  call  the configured Speed Dial number using account 2. • Dial DTMF Enter a series of DTMF digits in the Value field to be dialed during the call. "Enable MPK Sending DTMF" has to be set to "Yes" first. • Voice Mail Select Account and enter the Voice Mail access number in the Value field. • Call Return The last answered calls can be dialed out by using Call Return. The Value field should be left blank. Also, this option is not binding to the account and the call will be returned based on the account with the last answered call. • Transfer Select Account, and enter the number in the Value field to be transferred (blind transfer) during the call. • Call Park Select Account, and enter the call park extension in the Value field to park/pick up the call. • Monitored Call Park Select account from Account field, and enter the call park extension in the Value field to park/pick up the call, and also monitor the parked call via Line Key’s light. • Intercom Select Account, and enter the extension number in the Value field to do the intercom.
GXP1760W Administration Guide   P a g e  | 38       • LDAP Search This option is to narrow the LDAP search scope. Enter the LDAP search base in the Description field. It could be the same or different from the Base in LDAP configuration under Advanced Settings. The Base in LDAP configuration will be used if the Description field is left blank. Enter the LDAP Name/Number filter in the Value field. For example: If users set MPK 1 as “LDAP Search” for “Account 1”, and set filters: Description  ou=video,ou=SZ,dc=grandstream,dc=com Value  sn=Li Since the Base for LDAP server configuration is “dc=grandstream,dc=com”, “ou=video,ou=SZ” is added to narrow the LDAP search scope. “sn=Li” is the example to filter the last name. • Multicast Paging This option is for multicast sending. Enter Line key description in Description field and multicast sending address in Value field.   • Record This option is for Recording calls. Enter Line key description in Description filed and  the recorded extension number in Value field. Please  make sure whether your VOIP provider supports this feature before using it. • Call Log Select  Account  and  enter  account  number  in  the  Value  field  to  allow configuration of call log for other extension. • Menu This option is to take users to the main menu screen directly. • Information Display system information such as IP address, MAC address and software version. • Message Display information about instant messages and voice mails received for the programmed account. Idle Screen Softkeys Assigns a function to the corresponding Softkeys. The key mode options are: • Speed Dial Select the Account to dial from. And enter the Speed Dial number in the Value field to be dialed. • Speed Dial via active account Similar to Speed Dial but it will dial based on the current active account.   For example, if the phone is offhook and account 2 is active, it will call the configured Speed Dial number using account 2.
GXP1760W Administration Guide   P a g e  | 39       • Voice Mail Select Account and enter the Voice Mail access number in the Value field. • Call Return The last answered calls can be dialed out by using Call Return. The Value field should be left blank. Also, this option is not binding to the account and the call will be returned based on the account with the last answered call. • Intercom Select Account, and enter the extension number in the Value field to do the intercom. • LDAP Search This option is to narrow the LDAP search scope. Enter the LDAP search base in the Description field. It could be the same or different from the Base in LDAP configuration under Advanced Settings. The Base in LDAP configuration will be used if the Description field is left blank. Enter the LDAP Name/Number filter in the Value field. For example: If users set MPK 1 as “LDAP Search” for “Account 1”, and set filters:   Description  ou=video,ou=SZ,dc=grandstream,dc=com Value  sn=Li Since the Base for LDAP server configuration is “dc=grandstream,dc=com”, “ou=video,ou=SZ” is added to narrow the LDAP search scope. “sn=Li” is the example to filter the last name. • Call Log Select Account and enter account number in the Value field to access to the Call Log of that selected account. • Menu Shortcut for Menu button. • Information Display system information such as IP address, MAC address and software version. • Message Display information about instant messages and voice mails received for the programmed account. Settings  Broadsoft  Broadsoft XSI XSI Configures XSI Directory. • Server   Configure  the  BroadWorks  Xsi  server  URI. If  the  server  uses  HTTPS, please add the header “HTTPS” ahead of the Server URI.
GXP1760W Administration Guide   P a g e  | 40       For instance, “https://SERVER_URI”. • Port Configure the BroadWorks Xsi server port. The default port is 80. If the server uses HTTPS, please configure 443. • XSI Authentication Type Select the authentication type to use to authenticate against the Broadsoft server. User can choose the Login credentials, SIP Credentials or use the existing Accounts to authenticate. • Login Username   Configure the Username for the BroadWorks XSI feature. • Login Password   Configure the password for the BroadWorks XSI feature. • SIP User Name Configure SIP Username for the BroadWorks XSI server. • SIP UserID Configure SIP User ID for the BroadWorks XSI server. • SIP Password Configure SIP Password for the BroadWorks XSI server. Network Directories   Enable/Disable Broadsoft Network directories and defines the directory name.   The directory types are: • Group Directory Enable/Disable  and  rename  the  BroadWorks  XSI  Group  Directory features on the phone. If keep the Name box blank, the phone will use the default name “Group” for it.     • Enterprise Directory Enable/Disable  and  rename  the  BroadWorks  XSI  Enterprise  Directory features on the phone. If keep the Name box blank, the phone will use the default name “Enterprise” for it. • Group Common Enable/Disable  and  rename  the  BroadWorks  XSI  Group  Common Directory features on the phone. If keep the Name box blank, the phone will use the default name “Group Common” for it. • Enterprise Common Enable/Disable  and  rename  the  BroadWorks  XSI  Enterprise  Common Directory features on the phone. If keep the Name box blank, the phone will use the default name “Enterprise Common” for it.
GXP1760W Administration Guide   P a g e  | 41       • Personal Directory Enable/Disable  and  rename  the  BroadWorks  XSI  Personal  Directory features on the phone. If keep the Name box blank, the phone will use the default name “Personal” for it. • Missed Call Log Enable/Disable  and  rename  the  BroadWorks  XSI  Missed  Call  Log features on the phone. If keep the Name box blank, the phone will use the default name “Missed” for it. • Placed Call Log Enable/Disable  and  rename  the  BroadWorks  XSI  Placed  Call  Log features on the phone. If keep the Name box blank, the phone will use the default name “Outgoing” for it. • Received Call Log Enable/Disable  and  rename  the  BroadWorks  XSI  Placed  Call  Log features on the phone. If keep the Name box blank, the phone will use the default name “Incoming” for it. Settings  Outbound Notification Action URL For detailed instructions, please refer to: [Outbound Notification Support] •  Setup Completed •  Registered •  Unregistered •  Off Hook •  On Hook •  Incoming Call •  Outgoing Call •  Missed Call •  Established Call •  Terminated Call •  Open DND •  Close DND •  Open Forward •  Close Forward •  Blind Transfer •  Attended Transfer •  Hold Call •  UnHold Call Settings  Affinity Settings Affinity Support Allows communication with GS Affinity CTI application to manage telephone calls
GXP1760W Administration Guide   P a g e  | 42       from computer. If enabled, a reboot is required to establish the communication. Default is “Disabled”. GS Affinity CTI Application is available HERE and its User Guide from HERE. Preferred Account Chooses the account on which CTI support is enabled.   Network Page Definitions Table 7: Network Page Definitions Network  Basic Settings Internet Protocol Selects IPv4 Only, IPv6 Only or Both IPv4 & IPv6. Default setting is “IPv4 Only”. IPv4 Address Allows users to configure the appropriate network settings on the phone to obtain IPv4 address from DHCP server. DHCP Host name (Option 12) Specifies the name of the client. This field is optional but may be required by some Internet Service Providers.   DHCP Vendor Class ID (Option 60) Used by clients and servers to exchange vendor class ID. The default setting is “Grandstream GXP1760W”. PPPoE Account ID Enter the PPPoE account ID. PPPoE Password Enter the PPPoE Password. PPPoE Service Name Enter the PPPoE Service Name. Statically configured as Select to apply the static configuration set for the IP address. IPv4 Address Enter the IP address when static IP is used. Subnet Mask Enter the Subnet Mask when static IP is used for IPv4. Gateway Enter the Default Gateway when static IP is used for IPv4. DNS Server 1 Enter the DNS Server 1 when static IP is used for IPv4. DNS Server 2 Enter the DNS Server 2 when static IP is used for IPv4. Preferred DNS Server Enter the Preferred DNS Server for IPv4. IPv6 Address Allows users to configure the appropriate network settings on the phone to obtain IPv6 address. Users could select “Auto-configured” or “Statically configured” for the IPv6 address type. Static IPv6 Address Enter the static IPv6 address when Full Static is used in “Statically configured” IPv6 address type. IPv6 Prefix Length Enter the IPv6 prefix length when Full Static is used in “Statically configured” IPv6 address type. Prefix Static Select to apply the prefix set on IPv6 Prefix when using “Statically configured” IPv6 address type. IPv6 Prefix (64 bits) Enter the IPv6 Prefix (64 bits) when Prefix Static is used in “Statically configured”
GXP1760W Administration Guide   P a g e  | 43       IPv6 address type. DNS Server 1 Enter the DNS Server 1 for IPv6. DNS Server 2 Enter the DNS Server 2 for IPv6. Preferred DNS server Enter the Preferred DNS Server for IPv6. Network  Advanced Settings 802.1X mode Allows the user to enable/disable 802.1X mode on the phone. The default value is disabled. To enable 802.1X mode, this field should be set to EAP-MD5, users may also choose EAP-TLS, or EAP-PEAP. 802.1X Identity Enter the Identity information for the 802.1x mode. MD5 Password Enter the MD5 Password for the 802.1X mode. 802.1X CA Certificate Upload  802.1X  CA  certificate  to  the  phone,  or  delete  existed  802.1X  CA certificate from the phone. 802.1X Client Certificate Upload 802.1X Client certificate to the phone, or delete existed 802.1X Client certificate from the phone. HTTP Proxy Specifies  the HTTP  proxy  URL for the phone to send  packets  to. The proxy server will act as an intermediary to route the packets to the destination. HTTPS Proxy Specifies the HTTPS proxy URL for the phone to send packets to. The proxy server will act as an intermediary to route the packets to the destination. Layer 3 QoS for SIP Defines  the  Layer  3  QoS  parameter  for  SIP.  This  value  is  used  for  IP Precedence, Diff-Serv or MPLS. The default value is 26. Layer 3 QoS for RTP Defines  the  Layer  3  QoS  parameter  for  RTP.  This  value  is  used  for  IP Precedence, Diff-Serv or MPLS. The default value is 46. Layer 2 QoS 802.1Q/VLAN Tag Assigns the VLAN Tag of the Layer 2 QoS packets. The default value is 0. Layer 2 QoS 802.1p Priority Value Assigns the priority value of the Layer2 QoS packets. The default value is 0. PC Port Mode Configure the PC port mode. When set to “Mirrored”, the traffic in the LAN port will go through PC port as well and packets can be captured by connecting a PC to the PC port. The default setting is “Enabled”. PC Port VLAN Tag Assigns the VLAN Tag of the PC port. The default value is “0”. PC Port Priority Value Assigns the priority value of the PC port. The default value is “0”. Enable LLDP Control  LLDP  (Link  Layer  Discovery  Protocol)  service.  Default  setting  is “Enabled”. Network  OpenVPN® Settings OpenVPN® Enable Enable/Disable OpenVPN® feature. Default is No. OpenVPN® Server Specifies the IP address or FQDN for the OpenVPN® Server.
GXP1760W Administration Guide   P a g e  | 44       Address OpenVPN® Port Specifies the listening port of the OpenVPN® server. Default is 1194. OpenVPN® Transport Specifies the Transport Type of OpenVPN® whether UDP or TCP. Default is UDP. OpenVPN® CA Uploads the Certification Authority of OpenVPN®. For a new upload, users could click on “Delete” to erase the last certificate, and then upload a new one. OpenVPN® Certificate Click  on  “Upload”  to  upload  OpenVPN® certificate.  For  a new  upload,  users could click on “Delete” to erase the last certificate, and then upload a new one. OpenVPN® Client Key Click on “Upload” to upload OpenVPN® Key. For a new upload, users could click on “Delete” to erase the last certificate, and then upload a new one.   Network  WiFi Settings Enable/Disable WiFi Enables / Disables the WiFi on the phone. Default setting is “No”. Access Point (1 - 10) SSID Enters WiFi SSID name to connect. Password Configures  the  authentication  password  to  access  WiFi Network. Security Type   Specifies the WiFi encryption type. The available options are the following: None, WEP, WPA, WPA Enterprise and Auto. Default settings is None. Maintenance Page Definitions Table 8: Maintenance Page Definitions Maintenance  Web Access New Password Set new password for web GUI access as User. This field is case sensitive. Confirm Password Enter the new User password again to confirm. Current Password The current admin password is required for setting a new admin password. New Password Set new password for web GUI access as Admin.   This field is case sensitive. Confirm Password Enter the new Admin password again to confirm. Maintenance  Upgrade and Provisioning Upgrade Firmware Allows users to upload the firmware file locally by pressing Start button, after selecting the correct firmware file from the local storage, the phone will start the firmware upgrade automatically. Firmware Upgrade and Provisioning Specifies how firmware upgrading and provisioning request to be sent: Always Check  for  New  Firmware,  Check  New  Firmware  only  when  F/W  pre/suffix changes,  Always  Skip  the  Firmware  Check.  The  default  setting  is  “Always Check for New Firmware”. Always Authenticate Only  applies  to  HTTP/HTTPS.  If  enabled,  the  phone  will  send  credentials
GXP1760W Administration Guide   P a g e  | 45       Before Challenge before being challenged by the server.   The default setting is “No”. Allow DHCP Option 43 and Option 66 Override Server Default setting is “Yes”. DHCP option 66 originally was only designed for TFTP server. And then was extended to support an HTTP URL.   GXP phones support  both TFTP and HTTP server via option  66. Users  can also use DHCP option 43 vendor specific option to do this. DHCP option 43 approach has priorities. Additional Override DHCP Option When enabled, users could select Option 150 or Option 160 to override the firmware  server  instead  of  using  the configured  firmware server  path  or  the server from option 43 and option 66 in the local network. Please note this option will be  effective only when option  “Allow DHCP Option 43  and Option 66 to Override Server” is enabled. The default setting is “None”. Allow DHCP Option 120 to override SIP Server Enables DHCP Option 120 from local server to override the SIP Server on the phone. The default setting is "No". 3CX Auto Provision Enables automatic provision feature on the phone when 3CX is used as the SIP server. The default setting is "Yes". Automatic Upgrade Enables automatic upgrade and provisioning. The default setting is "No". Hour of the Day   (0-23) Defines  the  hour  of  the  day  to  check  the  HTTP/TFTP  server  for  firmware upgrades or configuration files changes. The default value is 1. Day of the Week   (0-6) Defines the day of the week to check HTTP/TFTP server for firmware upgrades or configuration files changes. The default value is 1. Disable SIP NOTIFY Authentication Device will not challenge NOTIFY with 401 when set to “Yes”.   The default setting is “No”. Config Upgrade Via Determine the config upgrade method via TFTP, HTTP or HTTPS. The default setting is “HTTP”. Config Server Path Defines the server path for provisioning. It could be different from the firmware server for upgrading. Default is “fm.grandstream.com/gs”. Config HTTP/HTTPS User Name Defines user name for the HTTP/HTTPS server. Config HTTP/HTTPS Password Defines password for HTTP/HTTPS server. Config File Prefix Enables  your  ITSP  to  lock  configuration  updates.  If  configured,  only  the configuration file with the matching encrypted prefix will be downloaded and flashed into the phone. Config File Postfix Enables  your  ITSP  to  lock  configuration  updates.  If  configured,  only  the configuration file with the matching encrypted postfix will be downloaded and flashed into the phone. XML Config File Defines  the  password  for  encrypting  the  XML  configuration  file  using
GXP1760W Administration Guide   P a g e  | 46       Password OpenSSL.  This  is  required  for  the  phone  to  decrypt  the  encrypted  XML configuration file. Authenticate Conf File Authenticates configuration file before acceptance. Default setting is "No". Download Device Configuration Click to download phone’s configuration file in .txt format. Upload Device Configuration Upload configuration file to phone. Firmware Upgrade Via Allows users to choose the firmware upgrade method: TFTP, HTTP or HTTPS. The default setting is “HTTP”. Firmware Server Path Defines the server path for the firmware server.   It could be different from the configuration server for provisioning. Default is “fm.grandstream.com/gs”. Firmware HTTP/ HTTPS User Name Defines user name for the HTTP/HTTPS server. Firmware HTTP/ HTTPS Password Defines password for HTTP/HTTPS server. Firmware File Prefix Enables your ITSP to lock firmware updates. If configured, only the firmware with the matching encrypted prefix  will be downloaded and flashed into the phone. Firmware File Postfix Enables your ITSP to lock firmware updates. If configured, only the firmware with the matching encrypted postfix will be downloaded and flashed into the phone. Maintenance  Syslog Syslog Server The URL or IP address of the syslog server for the phone to send syslog to. Syslog Level Selects the level of logging for syslog. The default setting is "None".   There are 4 levels:   DEBUG, INFO, WARNING and ERROR. Syslog messages are sent based on the following events:   •  Product model/version on boot up (INFO level). •  NAT related info (INFO level). •  sent or received SIP message (DEBUG level). •  SIP message summary (INFO level). •  inbound and outbound calls (INFO level). •  registration status change (INFO level). • negotiated codec (INFO level). •  Ethernet link up (INFO level). •  SLIC chip exception (WARNING and ERROR levels). •  Memory exception (ERROR level).
GXP1760W Administration Guide   P a g e  | 47       Send SIP Log Configures whether the SIP log will be included in the syslog messages. The default setting is "No". Auto Recover From Abnormal If set to “Yes”, the phone will automatically recover when running abnormal. The default setting is “Yes”. Maintenance  Language Display Language Selects display language on the phone. There are 21 languages can be set as display language, user could also choose “Auto” or “Downloaded Language” as display language. The default setting is “Auto”. Maintenance  TR-069 ACS URL URL for TR-069 Auto Configuration Servers (ACS). TR-069 Username ACS username for TR-069. TR-069 Password ACS password for TR-069. Periodic Inform Enable Enables periodic inform. If set to "Yes", device will send inform packets to the ACS. The default setting is "No". Periodic Inform Interval Sets up the periodic inform interval to send the inform packets to the ACS. Connection Request Username The user name for the ACS to connect to the phone. Connection Request Password The password for the ACS to connect to the phone. Connection Request Port The port for the ACS to connect to the phone. CPE SSL Certificate The Cert File for the phone to connect to the ACS via SSL. CPE SSL Private Key The Cert Key for the phone to connect to the ACS via SSL. Maintenance  Security Settings Security Configuration via Keypad Menu Configures the access control for the users to configure from keypad Menu. There are three different options.   The default setting is “Unrestricted”: • Unrestricted  All the options can be accessed in keypad Menu. • Basic settings only The  SIP  option  under  Phone  submenu,  and  Network,  Upgrade,  UCM Detect  and  Factory  Reset  options  under  System  submenu  will  not  be available in LCD Menu. • Constraint Mode The  phone  will require administration  password  to change  the  Network,
GXP1760W Administration Guide   P a g e  | 48       Upgrade  and  Factory  Reset  options  under  System  submenu,  and  SIP option under Phone submenu as well.   Enable STAR key Keypad Locking   If set to "Yes", the keypad can be locked by pressing and holding the STAR * key for about 4 seconds. A lock icon will show indicating the keypad is locked. The default setting is "Yes". Note: When the keypad is locked, users would need press and hold the STAR * key for about 4 seconds again and then enter the password to unlock it. Password to Lock/ Unlock Configures the password to lock/unlock the keypad.   SIP TLS Certificate SSL Certificate used for SIP Transport in TLS/TCP. SIP TLS Private Key SSL Private key used for SIP Transport in TLS/TCP. SIP TLS Private Key Password SSL Private key password used for SIP Transport in TLS/TCP. Web Access Mode Sets the protocol for web interface. The default setting is “HTTP”. Disable SSH Disables SSH access. The default setting is “No”. Web/Keypad/Restrict mode Lockout Duration Specifies the time in minutes that the web or LCD login interface will be locked out to user after five login failures. This lockout time is used for web login, STAR keypad unlock and LCD restrict mode admin login. Range is 0-60 minutes. Maintenance  Security Settings Trusted CA Certificates Trusted CA Certificates Upload CA Certificate file to phone. Note:  Users  can  also  provision  the  Trust  CA  Certificate  option  with  XML configuration file.   Maintenance  Packet Capture Capture Location Choose location where the capture will be stored, either on the internal storage or on the connected USB. Default is “Internal Storage”. With RTP Packets Defines whether packet capture file contains RTP or not. Default setting is “No”. USB File Name Defines the filename of the capture. Only required for USB. Start/Stop/Download   Click to Start/Stop and Download the packet capture. Phonebook Page Definitions Table 9: Phonebook Page Definitions Phonebook  Contacts Group Specifies to which group the contact belong. Add Contact Specifies Contact’s First Name, Last Name, Phone Number, Accounts and Groups to add one new contact in phonebook.   Edit Contact Edits selected contact. Delete All Contacts Deletes all contacts from phonebook.
GXP1760W Administration Guide   P a g e  | 49       Phonebook  Group Management Add Group Specifies Group’s name to add new group.   Edit Group Edits selected group. Phonebook  Phonebook Management Enable Phonebook XML Download Configures  to  enable  phonebook  XML  download.  Users  could  select HTTP/HTTPS/TFTP to download the phonebook file. Default setting is "Disabled".   HTTP/HTTPS User Name The user name for the HTTP/HTTPS server. HTTP/HTTPS Password The password for the HTTP/HTTPS server. Phonebook XML Server Path Configures the server path to download the phonebook XML. This field could be IP address or URL, with up to 256 characters. Phonebook Download Interval Configures  the  phonebook  download  interval  (in  minutes).  If  it's  set  to  0,  the automatic download will be disabled. Default value is 0. Valid range is 5 to 720 minutes. Remove Manually-edited Entries on Download If set to "Yes", when XML phonebook is downloaded, the entries added manually will be automatically removed. The default setting is "Yes". Sort Phonebook by Sort phonebook based on the selection of first name or last name. The default setting is “Last Name”. Download XML Phonebook Click on "Download" to download the XML phonebook file to local PC. Upload XML Phonebook Click on "Upload" to upload local XML phonebook file to the phone. Phonebook Key Function Control the behavior  of phonebook key. There are  five options: Default,  LDAP Search, Local Phonebook, Local Group, and Broadsoft Phonebook. The default setting is “Default”, when user presses it, phone LCD will show the five options. Phonebook  LDAP Server Address Configures the IP address or DNS name of the LDAP server. Port Configures the LDAP server port. The default port number is “389”. Base Configures the LDAP search base. This is the location in the directory where the search is requested to begin.   Example:   dc=grandstream, dc=com   ou=Boston, dc=grandstream, dc=com   User Name Configures the bind "Username" for querying LDAP servers. Some LDAP servers allow anonymous binds in which case the setting can be left blank.
GXP1760W Administration Guide   P a g e  | 50       Password Configures the bind "Password" for querying LDAP servers. The field can be left blank if the LDAP server allows anonymous binds. LDAP Number Filter Configures the filter used for number lookups.   Examples: (|(telephoneNumber=%)(Mobile=%)  returns  all  records  which  has  the "telephoneNumber" or "Mobile" field starting with the entered prefix. (&(telephoneNumber=%)  (cn=*))  returns  all  the  records  with  the "telephoneNumber" field starting with the entered prefix and "cn" field set. LDAP Name Filter Configures the filter used for name lookups.   Examples:   (|(cn=%)(sn=%)) returns all records which has the "cn" or "sn" field starting with the entered prefix. (!(sn=%)) returns all the records which do not have the "sn" field starting with the entered prefix. (&(cn=%) (telephoneNumber=*)) returns all the records with the "cn" field starting with the entered prefix and "telephoneNumber" field set. LDAP Version Selects the protocol version for the phone to send the bind requests.   The default setting is "Version 3". LDAP Name Attributes Specify  the  "name"  attributes  of  each  record  which  are  returned  in  the  LDAP search result. This field allows the users to configure multiple space separated name attributes. Example: gn   cn sn description LDAP Number Attributes Specifies the "number" attributes of each record which are returned in the LDAP search result. This field allows the users to configure multiple space separated number attributes. Example: telephoneNumber   telephoneNumber Mobile  LDAP Display Name Configures the entry information to be shown on phone's LCD. Up to 3 fields can be displayed. Example:   %cn %sn %telephoneNumber  Max. Hits Specifies the maximum number of results to be returned by the LDAP server. If set to 0, server will return all search results. The default setting is 50. Search Timeout Specifies the interval (in seconds) for the server to process the request and client waits for server to return. The default setting is 30 seconds.
GXP1760W Administration Guide   P a g e  | 51       Sort Results Specifies whether the searching result is sorted or not. Default setting is "No". LDAP Lookup Configures to enable LDAP number searching when dialing and receiving calls. Lookup Display Name Configures the display name when LDAP looks up the name for incoming call or outgoing call. This field must be a subset of the LDAP Name Attributes. Example: gn   cn sn description Connecting the GXP1760W to WiFi   There are two methods for connecting the GXP1760W to WiFi network, through the web GUI or using the keypad menu. Please refer to the following detailed steps: Using the WebGUI To connect the GXP1760W to Wifi Network through the web GUI. Please refer to following steps:   1. Access  the  web  GUI  using  the  administrator  username  and  password.  (Default  username  and password is: admin/admin). 2. Navigate to Network  WiFi Settings and enable the WiFi. 3. Under Access Point(x) fields do the following: -  Specifies the SSID for the desired WiFi network under SSID. -  Configures the Password to access the WiFi network. -  Specifies the WiFi encryption type under Security Type. 4. Press Save and Apply button to save the WiFi settings. If the WiFi settings are configured correctly, the GXP1760W will connect to the WiFi network automatically and display WiFi logo on the main LCD menu as displayed on the following figure.    Figure 2: WiFi Signal Icon on the GXP1760W Main LCD Menu
GXP1760W Administration Guide   P a g e  | 52       Using the Keypad Menu To connect the GXP1760W to WiFi Network through the keypad menu. Please refer to following steps:   1. On LCD menu, navigate to System  Network  WiFi settings and enable WiFi. 2. Select “Scan” and GXP1760W will automatically start scanning within the range. 3. A  list  of WiFi networks  will  be  displayed.  Select  the  desired  network,  and  if  required,  enter  the correct password to connect. If  the  WiFi  settings  are  configured  correctly,  the  GXP1760W  will  connect  to  the  WiFi  network automatically and display WiFi logo on the main LCD menu as displayed on the following figure.       Figure 3: WiFi Signal Icon on the GXP1760W Main LCD Menu NAT Settings If the devices are kept within a private network behind a firewall, we recommend using STUN Server. The following settings are useful in the STUN Server scenario: • STUN Server Under SettingsGeneral Settings, enter a STUN Server IP (or FQDN) that you may have, or look up a free public STUN Server on the internet and enter it on this field. If using Public IP, keep this field blank. • Use Random Ports It is under SettingsGeneral Settings. This setting depends on your network settings. When set to "Yes", it will force random generation of both the local SIP and RTP ports. This is usually necessary when multiple GXPs are behind the same NAT. If using a public IP address, set this parameter to "No". • NAT Traversal It is under Accounts XNetwork Settings. Default setting is "No". Enable the device to use NAT traversal when it is behind firewall on a private network. Select Keep-Alive, Auto, STUN (with STUN server path configured too) or other option according to the network setting.
GXP1760W Administration Guide   P a g e  | 53       Editing Contacts and Click-To-Dial From GXP1760W Web GUI, users could view contacts, edit contacts, or dial out with Click-to-Dial feature  on the top of the Web GUI. In the following figure, the Contact page shows all the added contacts (manually or downloaded via XML phonebook). Here users could add new contact, edit selected contact, or dial the contact/number. Before using the Click-To-Dial feature, make sure the option "Click-To-Dial Feature" under web GUISettingsCall Features is turned on. By default, it's disabled and the dialing icon in web GUI is in grey  . When clicking on the   icon on the top menu of the Web GUI, a new dialing window will show for you to enter the number. Once Dial is clicked, the phone will go off hook and dial out the number from selected account. Please see Figure 11 in the following pages for more details. Additionally, users could directly send the command for the phone to dial out by specifying the following URL in PC's web browser, or in the field as required in other call modules. http://ip_address/cgi-bin/api-make_call?phonenumber=1234&account=0&password=admin/123 In the above link, replace the fields with: • ip_address:                  Phone's IP Address. • phonenumber=1234:     The number for the phone to dial out. • account=0:         The account index for the phone to make call. The index is 0 for account 1, 1 for account 2, 2 for account 3, and etc. • password=admin/123:      The admin login password or user login password of phone's Web GUI.  Figure 4: Web GUI - PhonebookContacts Add contacts Edit contact Click to call this contact from the phone Click to dial from available lines
GXP1760W Administration Guide   P a g e  | 54         Figure 5: Click-to-Dial Saving Configuration Changes After users makes changes to the configuration, press the "Save" button will save but not apply the changes until the "Apply" button on the top of web GUI page is clicked. Or, users could directly press "Save and Apply" button. We recommend rebooting or powering cycle the phone after applying all the changes. Rebooting from Remote Locations Press the "Reboot" button on the top right corner of the web GUI page to reboot the phone remotely. The web browser will then display a reboot message. Wait for about 1 minute to log in again.  Packet Capture GXP1760W is embedded with packet capture function on firmware 1.0.0.38 or greater. The related options are under Maintenance  Packet Capture.    Figure 6: Packet Capture in Idle Users need to choose first the capture location either the internal storage or the connected USB and then press Start button to start packet capture. Press Stop to end capture.   User can press Download button to download capture file to local PC.
GXP1760W Administration Guide   P a g e  | 55       Note:   -  User can also define whether RTP packets will be captured or not using With RTP Packets option.   -  USB Filename is only required for USB and it defines the capture filename. Multicast Paging GXP1760W supports multicast paging, including sending and listening. On the phone, users could send multicast  page  by setting  the  multicast  address  and  port. Also,  users  can  listen  to  at  most  10-different multicast IP address.  Multicast  sender  related  settings  are  under  Web  UI,  SettingsProgrammable  keys.  Select  Multicast paging as the key mode for  dial page call. Multicast paging listening related settings are under Web UI SettingsMulticast Paging.    For  more  details  on  Multicast  paging  features,  please  visit  http://www.grandstream.com/support to download the latest “ Multicast Paging User Guide”. Configuring Eventlist BLF Grandstream  GXP1760W Enterprise  IP Phones  support  both  Grandstream  UCM  Busy  Lamp  Filed and Eventlist BLF features and allows end users, such as attendant, to monitor the call status of users in the list. GXP1760W supports this feature by sending out the subscription request to the UCM and changing the indicator  status  of  the  Line  keys,  MPKs,  or  virtual  MPKs  that  associated  with  the  monitored  users. Additionally, the phone is also able to pick up the calls to the monitored extensions by using a pre-defined feature code called BLF- Call-pickup Prefix.  For more details on Eventlist BLF configuration, please refer to following guide: Eventlist BLF Guide Configuring VPK Keys Grandstream GXP1760W Enterprise IP Phones support VPK (“Virtual Multi-Purpose Keys”) feature to add more flexibility and provide better user experience using Multi-Purpose Keys modes. With the new VPK feature design, line keys can be assigned with multiple functions. Users have also the ability to add more VPKs which will be displayed on different screens. For more details on VPK configuration, please refer to following guide: VPK Configuration Guide Outbound Notification Support Outbound notification option can be found under device web UISettingsOutbound Notifications. In the web UI, under Outbound Notifications: “Action URL” can be found. To use Outbound NotificationAction URL, users need to know the supported  events and the  dynamic variables for the supported events. The dynamic variables for the supported events will be replaced by the actual values on the phone in order to notify the event to SIP server.
GXP1760W Administration Guide   P a g e  | 56        Figure 7: Action URL Settings Page Table 10: Action URL - Supported Events Supported Events P Values Valid Format Setup Completed P8304  Registered P8305  Unregistered P8306  Off Hook P8308  On Hook P8309 String Incoming Call P8310  Outgoing Call P8311
GXP1760W Administration Guide   P a g e  | 57       Missed Call P8312  Established Call P8313  Terminated Call P8314  Open DND P8316  Close DND P8317  Open Forward P8318  Close Forward P8319  Blind Transfer P8320  Attended Transfer P8321  Hold Call P8324  UnHold Call P8325   Table 11: Action URL – Supported Dynamic Variables Supported Dynamic Variables Dynamic Variable Description $phone_ip The IP address of the phone. $mac The MAC address of the phone. $product The product name of the phone. $program_version The software version of the phone. $hardware_version The hardware version of the phone. $language The display language of the phone. $local The called number on the phone. $display_local The display name of the called number on the phone. $remote The call number on the remote phone. $display_remote The display name of the call number on the remote phone. $active_user The account number during a call on the phone.  After the user finishes setting Action URL on phone’s web UI, when the specific phone event occurs on the phone, phone will send the Action URL to the specified SIP server. The dynamic variables in the Action URL will be replaced by the actual values.   Here is an example: Configure the following Action URL on the phone’s web UISettingsOutbound NotificationAction URL: Incoming Call:    192.168.5.250/mac=$mac&display_remote =$display_remote Outgoing Call:    192.168.5.250/remote=$remote&phone_ip=$phone_ip On Hold:              192.168.5.250/program_version=$program_version
GXP1760W Administration Guide   P a g e  | 58       During incoming call, outgoing call and call hold, capture the trace on the phone and check the packets. We can see the phone send Action URL with actual values to SIP server to notify phone events. In the following screenshot, from top to bottom, the phone events for each HTTP message are: Incoming Call, hold call and Outgoing Call in the format of the defined action URL with the parameters replaced with actual values.  Figure 8: Action URL Packets
GXP1760W Administration Guide   P a g e  | 59       UPGRADING AND PROVISIONING The  GXP1760W  can  be  upgraded  via  TFTP/HTTP/HTTPS  by  configuring  the  URL/IP Address  for  the TFTP/HTTP/HTTPS  server  and  selecting  a  download  method.  Configure  a  valid  URL  for  TFTP  or HTTP/HTTPS, the server name can be FQDN or IP address.  Examples of valid URLs: firmware.grandstream.com fw.ipvideotalk.com/gs  There are two ways to setup a software upgrade server: The LCD Keypad Menu or the Web Configuration Interface. Upgrade via Keypad Menu Follow the steps below to configure the upgrade server path via phone's keypad menu:  1. Press MENU button and navigate using Up/Down arrow to select System. 2. In the System options, select Upgrade. 3. In the Upgrade options, select Firmware Upgrade Via. 4. Select the upgrade method and press “OK”. 5. In the Upgrade options, select Firmware Server. 6. In the Firmware Server options, select Self-defined Firmware Server. 7. Enter the firmware server path and press the “OK” softkey. 8. The device may prompt for reboot to upgrade. Note: If not using DHCP option 66/43, please set the setting to “No”. When  upgrading  starts,  the  screen  will  show  upgrading  progress.  When  done,  you  will  see  the  phone restarts again. Please do not interrupt or power cycle the phone when the upgrading process is on. Upgrade via Web GUI Open  a  web browser  on  PC  and  enter  the  IP address  of the  phone. Then, login  with  the  administrator username and password. Go to MaintenanceUpgrade and Provisioning page, enter the IP address or the FQDN  for  the  upgrade  server  in  "Firmware  Server  Path"  field  and  choose  to  upgrade  via  TFTP  or HTTP/HTTPS. Update the change by clicking the "Save and Apply" button. Then "Reboot" or power cycle the phone to update the new firmware.  When upgrading starts, the screen will show upgrading progress. When done, you will see the phone restart again. Please do not interrupt or power cycle the phone when the upgrading process is on.
GXP1760W Administration Guide   P a g e  | 60       Firmware upgrading takes around 60 seconds in a controlled LAN or 5-10 minutes over the Internet. We recommend completing firmware upgrades in a controlled LAN environment whenever possible. No Local TFTP/HTTP Servers For users that would like to use remote upgrading without a local TFTP/HTTP server, Grandstream offers a NAT-friendly HTTP server. This enables users to download the latest software upgrades for their phone via this server. Please refer to the webpage:   http://www.grandstream.com/support/firmware  Alternatively, users can download a free TFTP or HTTP server and conduct a local firmware upgrade. A free windows version TFTP server is available for download from : http://www.solarwinds.com/products/freetools/free_tftp_server.aspx http://tftpd32.jounin.net/.    Instructions for local firmware upgrade via TFTP:  1.  Unzip the firmware files and put all of them in the root directory of the TFTP server. 2.  Connect the PC running the TFTP server and the phone to the same LAN segment. 3.  Launch the TFTP server and go to the File menuConfigureSecurity to change the TFTP server's default setting from "Receive Only" to "Transmit Only" for the firmware upgrade. 4. Start the TFTP server and configure the TFTP server in the phone’s web configuration interface. 5.  Configure the Firmware Server Path to the IP address of the PC. 6.  Update the changes and reboot the phone.  Note: Please disable any firewall on your PC to ensure proper connection with external devices.  End users can also choose to download a free HTTP server from http://httpd.apache.org/ or use Microsoft IIS web server.
GXP1760W Administration Guide   P a g e  | 61       Configuration File Download Grandstream  SIP Devices can be configured via the Web Interface as well as  via a Configuration File (binary or XML) through TFTP or HTTP/HTTPS. The "Config Server Path" is the TFTP or HTTP/HTTPS server path for the configuration file. It needs to be set to a valid URL, either in FQDN or IP address format. The "Config Server Path" can be the same or different from the "Firmware Server Path".  A  configuration  parameter  is  associated  with  each  particular  field  in  the  web  configuration  page.  A parameter consists of a Capital letter P and 2 to 3 (Could be extended to 4 in the future) digit numeric numbers. i.e., P2 is associated with the "New Password" in the Web GUIMaintenanceWeb Access pageAdmin Password. For a detailed parameter list, please refer to the corresponding firmware release configuration template.  When the GXP1760W boots up or reboots, it will issue a request to download a  configuration XML file named "cfgxxxxxxxxxxxx.xml" followed by a file named "cfgxxxxxxxxxxxx", where "xxxxxxxxxxxx" is the MAC  address  of  the  phone,  i.e.,  "cfg000b820102ab.xml"  and  "cfg000b820102ab".  If  the  download  of "cfgxxxxxxxxxxxx.xml" file is not successful, the provision program will download a generic cfg.xml file. The configuration file name should be in lower case letters.  For more details on XML provisioning, please refer to: http://www.grandstream.com/sites/default/files/Resources/gs_provisioning_guide.pdf
GXP1760W Administration Guide   P a g e  | 62       RESTORE FACTORY DEFAULT SETTINGS    Warning:  Restoring the Factory Default Settings will delete all configuration information on the phone. Please backup or print all the settings before you restore to the factory default settings. Grandstream is not responsible for restoring lost parameters and cannot connect your device to your VoIP service provider.   Please follow the instructions below to reset the phone:  1.  Press MENU button to bring up the keypad configuration menu. 2.  Select "System" and enter. 3.  Select "Factory Reset". 4.  A warning window will pop out to make sure a reset is requested and confirmed. 5.  Press "OK" softkey to confirm and the phone will reboot. To cancel the Reset, press “Back” softkey instead.
GXP1760W Administration Guide   P a g e  | 63       EXPERIENCING THE GXP1760W Please visit our website: http://www.grandstream.com to receive the most up- to-date updates on firmware releases, additional features, FAQs, documentation and news on new products.   We encourage you to browse our product related documentation, FAQs and User and Developer Forum for  answers  to  your  general  questions.   If  you  have  purchased  our  products  through  a  Grandstream Certified Partner or Reseller, please contact them directly for immediate support.    Our technical support staff is trained and ready to answer all of your questions. Contact a technical support member or submit a trouble ticket online to receive in-depth support. Thank you again for purchasing Grandstream IP phone, it will be sure to bring convenience and color to both your business and personal life.
FCC Caution.  This  device  complies  with  part  15  of  the  FCC  Rules.  Operation  is  subject  to  the  following  two conditions: (1) This device may not cause harmful interference,  and (2) this device  must accept any interference received, including interference that may cause undesired operation.  Any  Changes or  modifications not  expressly approved  by  the  party  responsible  for compliance could void the user's authority to operate the equipment.  Note: This equipment has been tested and found to comply with the limits for a Class B digital device,  pursuant  to  part  15  of  the  FCC  Rules.  These  limits  are  designed  to provide reasonable protection  against  harmful  interference  in  a  residential  installation.  This  equipment  generates uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions,  may  cause  harmful  interference  to  radio  communications.  However,  there  is  no guarantee  that  interference  will  not  occur  in  a  particular  installation.  If  this  equipment  does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on,  the  user  is  encouraged  to try  to  correct the  interference  by one or more of the following measures: -Reorient or relocate the receiving antenna. -Increase the separation between the equipment and receiver. -Connect the equipment into an outlet on a circuit different from that to which the  receiver is connected. -Consult the dealer or an experienced radio/TV technician for help.  This  equipment  complies  with  FCC  radiation  exposure  limits  set  forth  for  an  uncontrolled environment.  This  equipment  should  be  installed  and  operated  with  minimum  distance  20cm between the radiator & your body.

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