Grandstream Networks GXP1628 IP PHONE User Manual
Grandstream Networks, Inc IP PHONE
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![GXP1610/GXP1620/GXP1625/GXP1628Administration Guide Page 25 of 47 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 except for G.723 (pending) and 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". 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 during the in payload call. For end users, it is recommended to use the default setting, as incorrect settings may influence the audio quality. G.726-32 Packing Mode Selects “ITU” or “IETF” for G.726-32 packing mode. The default setting is “IETF”. Jitter Buffer Type Selects either Fixed or Adaptive based on network conditions. The default setting is "Adaptive". Jitter Buffer Length Defines jitter buffer length based on network conditions. Account x -> Call Settings Early Dial Selects whether or not to enable early dial. If it's set to "Yes", the SIP proxy must support 484 response. The default setting is "No". Dial Plan Prefix Sets the prefix 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. 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; 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 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 digitnumbers; 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 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 }](https://usermanual.wiki/Grandstream-Networks/GXP1628/User-Guide-2562371-Page-26.png)
![GXP1610/GXP1620/GXP1625/GXP1628Administration Guide Page 26 of 47 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 dialing7 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 digitslength; 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. Delayed Call Forward Wait Time Defines the timeout (in seconds) before the call is forwarded on no answer. Valid range is 1 to 120. Enable Call Features The default setting is "Yes". When enabled, call features using star codes will besupported locally. If set to "No", Call Features and DND options under LCD menu are supported. And ForwardAll softkey will not be displayed in LCD for Account 1. Call Log Configures Call Log setting on the phone. You can log all calls, only log incoming/outgoing calls or disable call log. The default setting is "Log All Calls". Account Ring Tone Configures ring tone for the account. 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 Selects the distinctive ring tone for thematching 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 seconds. 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. 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.](https://usermanual.wiki/Grandstream-Networks/GXP1628/User-Guide-2562371-Page-27.png)
![GXP1610/GXP1620/GXP1625/GXP1628Administration Guide Page 29 of 47 Message Waiting Ring Back Tone Call-Waiting Tone Busy Tone Reorder Tone Syntax: f1=val,f2=val[,c=on1/off1[-on2/off2[-on3/off3]]]; (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. In order 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 Configures the call waiting tone gain to adjust call waiting tone volume. The default setting is "Low". 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 Headst/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, 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. 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 backlight brightness level (from 0 to 8) for phone's active status. The default value is 6. Note: This options is not applicable to GXP1610. Backlight Brightness: Idle Configures the LCD backlight brightness level (from 0 to 8) for phone's idle status. The default value is 2. Note: This options is not applicable to GXP1610 LCD Contrast Configures the LCD contrast level (from 0 to 20). The default value is 14.](https://usermanual.wiki/Grandstream-Networks/GXP1628/User-Guide-2562371-Page-30.png)
![GXP1610/GXP1620/GXP1625/GXP1628Administration Guide Page 30 of 47 Disable Missed Call Backlight When it's set to "Yes", the LCD backlight will not be turned on when there is a new missed call. The default setting is "No". Note: This option is not applicable to GXP1610. 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. 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 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, 3rdTuesday…) 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: yyyy-mm-dd: 2012-07-02 mm-dd-yyyy: 07-02-2012 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 Enable Weather Update Configures to enable or disable weather update on the phone. The default setting is "Yes". If set to "No", the weather information screen will not show. City Code Configures weather city code for the phone to look up the weather information. The default setting is "Automatic" and the weather information will be obtained based on the IP location of the phone if available. Otherwise, specify the self-defined city code. For example, USCA0638 is the city code for Los Angeles, CA, United States. It also accepts zip code to define the city. For example, 910007 is the zip code for Los Angeles, CA. Update Interval Specifies the weather update interval (in minutes). The default value is 15 minutes. Degree Unit Specifies the degree unit for the weather information to display on the phone. Settings -> XML Applications](https://usermanual.wiki/Grandstream-Networks/GXP1628/User-Guide-2562371-Page-31.png)
