LInksys RMA Checklistx 22. L1 Checklist

2018-09-17

: Linksys 22. Linksys L1 Rma Checklist 22. Linksys L1 RMA Checklist process s

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ISSUE

AFFECTED DEVICES

ASSOCIATED
MANIFESTATIONS /
POSSIBLE REASONS

MINIMUM L1 TROUBLESHOOTING STEPS REQUIRED PRIOR TO
RMA OR ESCALATION

L2
FIRMWARE UPGRADE TROUBLESHOOTING
REQUIRED?
REQUIRED PRIOR TO
RMA?

HARDWARE ISSUES

Device will not power
on.

Port LED will not lit.

* Routers
* Gateways
* Modems
* Access Points (AP)
* Wireless Bridges
* Wireless Range
Extenders
* Network Cameras
* Network Attached
Storages

* Routers
* Gateways
* Modems * Access
Points (AP)
* Wireless Bridges
* Wireless Range
Extenders
* Network Cameras
* Network Attached
Storages

* Wireless Routers
* Wireless Gateways
* Access Points (AP)
* Wireless Bridges
Wireless LED will not lit.
* Wireless Range
Extenders
* Wireless Network
Cameras

* Using incorrect power
adapter
* Device's power adapter is
broken
* Device's power port is
broken
* DoA

* Make sure that the power rating of the power adapter matches with
the power rating of the device (recommend to use the power adapter
that came with the device).
* Isolate the issue by using different power outlet.
* Isolate further by using other power adapter, if there is any.
* Hard reset the device using the reset button.
* If same issue, device is defective.

* Some devices have a feature to turn-off the LEDs, make sure it's set to
on.
* Make sure that the ethernet cable is in good condition. Use another
ethernet cable if necessary.
* Make sure that both ends of the ethernet cable is properly connected,
* Port lights are disabled
not loose.
* Loose ethernet cabling
* Perform a loop test on the device. Connect one end of the ethernet
* Defective ethernet cable
cable to one of the ethernet ports, and connect the other end to another
* Defective WAN/LAN port
port of that same device.
* Defective NIC (computer)
* Check the ethernet port of the connected computer, make sure it's
* Broken port LED
enabled.
* Hard reset the device using the reset button.
* Upgrade or reflash the firmware. Use the TFTP utility or follow the
recovery procedure, if you cannot access the GUI.
* If same issue, device is defective.
*Check wireless settings of the device, make sure SSID broadcast is
enabled.
* Device's wireless function is * Check if a wireless client can detect the wireless broadcast of the
disabled
device; try to connect wirelessly. Some devices will not lit its wireless LED
* Wireless LED is broken
if no wireless client is using it.
* No wireless client connected * Hard reset the device using the reset button.
* Firmware issue
* Upgrade or reflash the firmware. Use the TFTP utility or follow the
recovery procedure, if you cannot access the GUI.
* If same issue, device is defective.

YES

* Routers
* Gateways
* Modems
* Access Points (AP)
* Wireless Bridges
All lights are blinking.
* Wireless Range
Extenders
* Network Cameras
* Network Attached
Storages
* Routers
* Gateways
* Modems
* Access Points (AP)
* Wireless Bridges
Blinking power light.
* Wireless Range
Extenders
* Network Cameras
* Network Attached
Storages
* Routers
* Gateways
* Modems
* Access Points (AP)
Device smells burnt / on
* Wireless Bridges
fire / releases smoke /
* Wireless Range
overheating.
Extenders
* Network Cameras
* Network Attached
Storages

Device reboots
randomly.

* Routers
* Gateways
* Modems
* Access Points (AP)
* Wireless Bridges
* Wireless Range
Extenders
* Network Cameras
* Network Attached
Storages

* Using incorrect power
adapter
* Power surges
* Firmware issue
* DoA

* Make sure that the power rating of the power adapter matches with
the power rating of the device (recommend to use the power adapter
that came with the device).
* Hard reset the device using the reset button.
* Upgrade or reflash the firmware. Use the TFTP utility or follow the
recovery procedure, if you cannot access the GUI.
* If same issue, device is defective.

YES

* Using incorrect power
adapter
* Power surges
* Firmware issue
* DoA

YES

* Using incorrect power
adapter
* Power surges
* Device is exposed to
extreme conditions.

* Follow the product safety process in AP, http://forumstac.linksys.com/t5/North-America/Product-Safety-Process/mp/419970#M5

YES

* Using incorrect power
adapter
* Loose power connection
* Broken power adapter
* Broken power port
* Firmware issue
* Device is overheating

* If device is overheating, follow the product safety process mentioned
above.
* Make sure that the power rating of the power adapter matches with
the power rating of the device (recommend to use the power adapter
that came with the device).
* Isolate the issue by using different power outlet.
* Isolate further by using other power adapter, if there is any.
* Hard reset the device using the reset button.
* Upgrade or reflash the firmware. Use the TFTP utility or follow the
recovery procedure, if you cannot access the GUI.
* If same issue, device is defective.

YES

NO (unless it's a product
safety issue)

* Routers
* Gateways
* Modems
* Access Points (AP)
Device creates a
* Wireless Bridges
beeping/hissing sound. * Wireless Range
Extenders
* Network Cameras
* Network Attached
Storages
* Routers
* Gateways
* Modems
* Access Points (AP)
Device reset button will * Wireless Bridges
not work.
* Wireless Range
Extenders
* Network Cameras
* Network Attached
Storages
* Wireless Routers
* Wireless Gateways
* Access Points (AP)
Device external antenna * Wireless Bridges
is broken.
* Wireless Range
Extenders
* Wireless Network
Cameras

* Using incorrect power
adapter
* Broken power adapter

YES

* Broken reset button
* DoA

* Reset the device using an option in the device's GUI.
* Upgrade or reflash the firmware. Use the TFTP utility or follow the
recovery procedure, if you cannot access the GUI.
* If same issue, device is defective.

YES

* Antenna not properly
* Try to reinstall the antenna following the instructions provided in the
installed
documentation (User Guide).
* Improper handling of device
* If same issue, device is defective.
* DoA

Wireless NIC or wireless
* Defective USB port on the
adapter cannot be
* Wireless USB Adapters computer
detected by the
* DoA
computer.

* Isolate the issue by using different USB ports on the same computer.
* Isolate further by using other computers' USB ports.
* If same issue, device is defective.

* USB port on the computer
has a version lower than 2
Wireless LED of the
* Defective USB port on the
wireless NIC or wireless * Wireless USB Adapters
computer
adapter will not lit.
* Driver issue
* DoA

* Isolate the issue by using different USB ports on the same computer.
* Isolate further by using other computers' USB ports.
* Make sure that the computer can detect the wireless NIC.
* Upgrade the wireless NIC driver.
* If same issue, device is defective.

YES

CONNECTIVITY ISSUES

Wireless client cannot
connect to the network
wirelessly - other
wireless clients are
working perfectly.

* Wireless Routers
* Wireless Gateways
* Access Points (AP)
* Wireless Range
Extenders

Wired computer is not
getting a valid IP
address from the DHCP * Routers
server - other wired
* Gateways
computers are working
perfectly.

* Check the wireless settings of the AP/wireless router, make sure you
know the wireless security key; make sure the SSID and the wireless
security key, set on the AP/wireless router, do not have special
characters. Some wireless clients have issues connecting wirelessly if
SSID/wireless security key have special characters.
* Wireless security key is
* Make sure the wireless MAC filter on the AP/wireless router is disabled.
incorrect
* Make sure that the distance between the AP/wireless router and the
* SSID/wireless security key
wireless client is within the recommended distance, and wireless client
have special characters
should be at least 5 feet away from the AP/wireless router.
* MAC filter is enabled on the
* Make sure no wireless interference from other wireless devices, e.g.
AP/wireless router
cordless phones and microwave ovens are known to be using the same
* Wireless client is too far
WIFI band; make sure that the AP/wireless router is set to a channel not
from the AP/wireless router
common in the area.
(beyond the recommended
* Make sure that the driver of the wireless NIC of the wireless client is
distance)
updated. Note that not all wireless NIC is compatible with WPA2. Only
* Wireless security mismatch
new models of wireless NIC with updated drivers are compatible with
* Wireless interference
WPA2.
* Defective wireless NIC
* Isolate the issue by using other wireless clients.
* Firmware issue
* Isolate further by disabling the security of the wireless network.
Regardless of the wireless NIC being used, wireless clients should be able
to connect to an unsecure network.
* Upgrade or reflash the firmware.
* If same issue, device is defective.

YES

* Make sure that the computer's NIC is enabled, is set to full duplex, and
is set to obtain IP address from the DHCP server.
* Make sure that the ethernet cable used is following the standard
* Computer is not set to DHCP length; make sure that both ends of the ethernet cable are properly
client
connected.
* Not enough IP addresses set * Isolate the issue by connecting other wired computers.
on the DHCP server
* Make sure that the DHCP service is enabled and is set with enough IP
* Loose ethernet cabling
address to cover all clients.
* Ethernet cable is not using * Make sure that the power rating of the power adapter matches with
the standard length
the power rating of the device (recommend to use the power adapter
* Defective NIC
that came with the device).
* Firmware issue
* Upgrade the driver of the NIC, if possible.
* Upgrade or reflash the firmware, if possible. Temporarily set static IP
address on the computer, if necessary.
* If same issue, device is defective.

YES

* Wireless client is not set to
DHCP client
* Wireless client is not
connected to the AP/wireless
router
* Wireless client is too far
away from the AP/wireless
router
* DHCP service is disabled
* Not enough IP addresses set
on the DHCP server
* Defective wireless NIC
* Using incorrect power
adapter
* Firmware issue
* DoA

* Make sure that the client's wireless NIC is enabled, set to full duplex,
and is set to obtain IP address from the DHCP server.
* Make sure that the wireless client is connected to the wireless network;
make sure it is within the recommended range of the AP/wireless router.
* Isolate the issue by connecting other wireless clients.
* Make sure that the DHCP service is enabled and is set with enough IP
address to cover all clients.
* Make sure that the power rating of the power adapter matches with
the power rating of the device (recommend to use the power adapter
that came with the device).
* Upgrade or reflash the firmware. Temporarily set static IP address on
the computer, if necessary.
* If same issue, device is defective.

YES

Intermittent ping reply
from the device - same
issue with all
computers.

* Routers
* Gateways
* Access Points (AP)
* Wireless Bridges
* Wireless Range
Extenders
* Network Cameras
* Network Attached
Storages

* Using incorrect power
adapter
* Defective ethernet cable (if
wired)
* Wireless interference (if
wireless)
* Attenuation due to long
distance
* Defective NIC
* Firmware issue
* DoA

* Isolate the issue by using different computers when doing the ping.
* Make sure that the power rating of the power adapter matches with
the power rating of the device (recommend to use the power adapter
that came with the device).
* For wired connection, make sure that the ethernet cable is in good
condition; make sure that the lenght of the cable is less than 100 meters;
and make sure that both ends of the ethernet cable are properly
connected.
* For wireless connection, make sure that the distance between the
AP/wireless router and the wireless client is within the recommended
distance, and wireless client should be at least 5 feet away from the
AP/wireless router.
* Make sure no wireless interference from other wireless devices, e.g.
cordless phones and microwave ovens are known to be using the same
WIFI band; make sure that the AP/wireless router is set to a channel not
common in the area.
* Upgrade the driver of the NIC, if possible.
* Upgrade or reflash the firmware, if possible. Temporarily set static IP
address on the computer, if necessary.
* If same issue, device is defective.

YES

Not getting the
authentication prompt
when trying to access
the device GUI.

* Routers
* Gateways
* Access Points (AP)
* Wireless Bridges
* Wireless Range
Extenders
* Network Cameras
* Network Attached
Storages

* Pop-up blocker is enabled
on the browser
* High browser security
* Not connected properly to
the device

* Make sure that you can ping the device before accessing the GUI.
* Isolate the issue by using different Internet browsers or using different
computers.
* If allowed, disable the pop-up blocker feature on the Internet browser.
Please note that different browsers have different ways to disable the
pop-up blocker feature.
* Hard reset the device using the reset button.

Wireless client is not
getting a valid IP
address from the DHCP * Wireless Routers
server - other wireless * Wireless Gateways
clients are working
perfectly.

* Routers
* Gateways
* Access Points (AP)
Getting Management
* Wireless Bridges
page when trying to
* Wireless Range
access the device GUI. Extenders
* Network Cameras
* Network Attached
Storages
* Routers
* Gateways
* Access Points (AP)
Getting "401
* Wireless Bridges
Unauthorized" error
* Wireless Range
message when trying to
Extenders
access the device GUI.
* Network Cameras
* Network Attached
Storages
* Routers
* Gateways
* Access Points (AP)
Getting "403 Forbidden"
* Wireless Bridges
error message when
* Wireless Range
trying to access the
Extenders
device GUI.
* Network Cameras
* Network Attached
Storages
* Routers
* Gateways
* Access Points (AP)
Getting "404 Not
* Wireless Bridges
Found" error message
* Wireless Range
when trying to access
Extenders
the device GUI.
* Network Cameras
* Network Attached
Storages
* Routers
* Gateways
Getting "407 Proxy
* Access Points (AP)
Authentication
* Wireless Bridges
Required" error
* Wireless Range
message when trying to Extenders
access the device GUI. * Network Cameras
* Network Attached
Storages

* Firmware issue

* Flash the firmware of the device. Most management page will give you
a tool to flash the firmware.
* Hard reset the device using the reset button.
* Use the TFTP utility to flash the firmware of the device, if possible.
* If same issue, device is defective.

YES

* Trying to access the device
* When prompted, make sure to provide the correct device username
GUI using incorrect username
and password.
and password

* Trying to access the device
GUI incorrectly, e.g. by
default, you can only access
the device GUI using HTTP
(not HTTPS) and through
wired connection (and not
wireless).

* When trying to access the device GUI, make sure that your computer is
wired to the device.
* Make sure to use the correct protocol - HTTP or HTTPS.
* Isolate the issue by using different Internet browsers or using different
computers.
* Hard reset the device using the reset button.

* Make sure you type the correct URL. For most devices, you can access
* Trying to access the device
its GUI using its IP address, e.g. http://192.168.1.1. Alternatively, you can
GUI using incorrect URL. * Not
also access the GUI using its device name, e.g. Linksys00011.
connected properly to the
* Make sure that you can ping the device before accessing the GUI.
device
* Hard reset the device using the reset button.

* Trying to access the device
GUI using a browser setup
* Make sure that you can ping the device before accessing the GUI.
with Proxy Server for LAN *
* Isolate the issue by using different Internet browsers or using different
Not connected properly to the computers. If allowed, reset the browser settings.
device

When trying to access
the device GUI, it
prompts for a username
and password for a
different device (ex:
Tomato, DDWRT,
Trendnet, Speedstream,
Westell, Motorolla, etc).

* Routers
* Gateways
* Access Points (AP)
* Wireless Bridges
* Wireless Range
Extenders
* Network Cameras
* Network Attached
Storages

* Customized firmware (not
using the official firmware of
the device
* Computer is connected to
the wrong device
;
* Computer is connected to
multiple devices (e.g. wired to
one device and wireless to the
other) that have the same IP
address

YES

UI SETTINGS ISSUES
* Routers
* Gateways
* Access Points (AP)
* Wireless Bridges
* Wireless Range
Extenders
* Network Cameras
Device will not save
* Network Attached
changes to the settings.
Storages
Device GUI has broken
tool tips.
Device GUI has
incomplete tabs.
Device GUI has unusual
characters.

* Browser issue
* Firmware issue

* Isolate the issue by using different Internet browsers or using different
computers.
* Hard reset the device using the reset button.
* Upgrade or reflash the firmware. Use the TFTP utility or follow the
recovery procedure, if you cannot access the GUI.
* If same issue, device is defective.

* Modem is offline
* Defective WAN port
* Defective ethernet cable
* Loose ethernet cabling
* Incorrect Internet
connection configuration
* Incorrect MTU size set on
the rouer
* Using incorrect power
adapter
* Firmware issue

* Isolate the issue by making sure that you can go online behind the
modem.
* Make sure that the ethernet cable connecting the modem and the
router is in good condition; make sure that it's following the standard
length; make sure that both ends are properly connected; make sure
appropriate LEDs are lit.
* Check the router's Internet configuration, make sure it matches with
that of the ISP.
* Check the MTU size set on the router, make sure it's set to auto.
* Make sure that the power rating of the power adapter matches with
the power rating of the device (recommend to use the power adapter
that came with the device).
* Upgrade or reflash the firmware; reset, power cycle, and reconfigure
the device.
* If same issue, device is defective.

FUNCTIONALITY ISSUES

Router will not sync
with the modem, not
getting Internet IP
address.

* Routers
* Gateways

* SSID broadcast is disabled
* Wireless interference from
other wireless devices
* Wireless client is too far
from the AP/wireless router
* Using incorrect power
adapter
* Firmware Issue

* Make sure that the distance between the AP/wireless router and the
wireless clients is within the recommended distance (wireless clients
should be at least 5 feet away from the AP/wireless router).
* Make sure no wireless interference from other wireless devices, e.g.
cordless phones, microwave ovens, and any other wireless routers, are
known to be using the same WIFI band; make sure that the AP/wireless
router is set to a channel not common in the area.
* Relocate the AP/wireless router, if possible; it is recommended to place
the AP/wireless router on top of a desk or on a wall (open space).
* Make sure that the power rating of the power adapter matches with
the power rating of the device (recommend to use the power adapter
that came with the device).
* Upgrade or reflash the firmware; reset, power cycle, and reconfigure
the device.
* If same issue, device is defective.

YES

* DHCP server feature is
disabled
* Computers are not
connected properly
* Firmware issue

* Make sure that computers are connected properly - both wired and
wireless clients.
* Make sure that the DHCP server on the router is enabled; set static IP
address on the computer, if necessary, just to open the device GUI.
* Upgrade or reflash the firmware. Temporarily set static IP address on
the computer, if necessary. Reset, power cycle, and reconfigure the
device.
* If same issue, device is defective.

YES

All computers cannot
resolve domain names, * Routers
but can ping the
* Gateways
website IP address.

* DNS on the router is not
properly set
* Firmware issue

* Isolate the issue by making sure that you don’t have the same issue if
connected behind the modem.
* Make sure that the DNS settings on the router is set to dynamic; make
sure that the router is getting DNS IP address from the modem.
* Upgrade or reflash the firmware; reset, power cycle, and reconfigure
the device.
* If same issue, device is defective.

YES

Router is not allowing
VPN access.

* No VPN client software is
installed on the computer
* VPN client software is not
properly configured
* VPN passthrough feature on
the router is disabled
* Need to open service ports
on the router specific to the
VPN client software
* Firmware issue

* Isolate the issue by making sure that you don’t have the same issue if
connected behind the modem.
* Make sure that the VPN passthrough feature of the device is enabled.
* Open the specific service ports on the router; this should be
coordinated with the VPN network admin.
* Upgrade or reflash the firmware; reset, power cycle, and reconfigure
the router.
* Make sure that the modem is on bridge mode. Internet IP address on
the router should be public IP address.
* If same issue, device is defective.

YES

AP/wireless router has
* Wireless Routers
no wireless broadcast * Wireless Gateways
same issue with all
* Access Points (AP)
wireless clients.

Router will not give out
IP addresses to hosts (or
* Routers
will not give out valid IP
* Gateways
address) - same issue
with all computers.

* Routers
* Gateways

* Slow Internet speed from
the ISP
* Incorrect ethernet cables
used
* Incorrect MTU set on the
router
* Firmware issue

Slow wired connectivity same issue with all
* Routers
wired computers; no
* Gateways
problem with wireless
connectivity.

* Incorrect ethernet cables
used
* Incorrect MTU size set on
the router
* Firmware issue

Slow Internet
connectivity - same
issue on all computers.

Slow wireless
connectivity - same
issue with all wireless
clients; no problem with
wired connectivity.

Intermittent Internet
connectivity - same
issue with all
computers.

* Wireless Routers
* Wireless Gateways
* Access Points (AP)
* Wireless Bridges
* Wireless Range
Extenders

* Routers
* Gateways
* Access Points (AP)
* Wireless Bridges
* Wireless Range
Extenders

* Isolate the issue by making sure that you don’t have the same issue if
connected behind the modem.
* Make sure that the ethernet cables used, especially the one connecting
the modem and the router, are in good condition and within the
prescribed lenght. Use another ethernet cable if necessary. Ethernet
cables should be at least Cat5e or Cat6.
* Check the MTU size set on the router, make sure it's set to auto.
* Upgrade or reflash the firmware; reset, power cycle, and reconfigure
the device.
* If same issue, device is defective.
* Make sure that the ethernet cables used are in good condition and
within the prescribed lenght. Use another ethernet cable if necessary.
Ethernet cables should be at least Cat5e or Cat6.
* Upgrade or reflash the firmware; reset, power cycle, and reconfigure
the device.
* If same issue, device is defective.

YES

* Make sure that the distance between the AP/wireless router and the
wireless clients is within the recommended distance, and wireless clients
should be at least 5 feet away from the AP/wireless router.
* Wrong wireless security
* Make sure no wireless interference from other wireless devices, e.g.
mode set on the AP/wireless cordless phones, microwave ovens, and any other wireless routers, are
router
known to be using the same WIFI band; make sure that the AP/wireless
* Location of the AP/wireless router is set to a channel not common in the area.
router
* Relocate the AP/wireless router, if possible; it is recommended to place
* Wireless interference
the AP/wireless router on top of a desk or on a wall (open space).
* Wireless range issue
* Check the wireless security mode set on the AP/wireless router, it is
* Firmware issue
recommended to use WPA2-AES.
* Upgrade or reflash the firmware; reset, power cycle, and reconfigure
the device.
* If same issue, device is defective.

YES

* Intermittent Internet
connection from the ISP
* Incorrect ethernet cables
used
* Incorrect MTU set on the
router
* Firmware issue

* Wireless interference
* Wireless range issue
* Firmware issue

* Make sure that the distance between the AP/wireless router and the
wireless clients is within the recommended distance, and wireless clients
should be at least 5 feet away from the AP/wireless router.
* Make sure no wireless interference from other wireless devices, e.g.
cordless phones, microwave ovens, and any other wireless routers, are
known to be using the same WIFI band; make sure that the AP/wireless
router is set to a channel not common in the area.
* Relocate the AP/wireless router, if possible; it is recommended to place
the AP/wireless router on top of a desk or on a wall (open space).
* Upgrade or reflash the firmware; reset, power cycle, and reconfigure
the device.
* If same issue, device is defective.

YES

* Need to open specific
service ports on the router
* Firmware issue

* Isolate the issue by making sure that you don’t have the same issue if
connected behind the modem.
* Open the specific service ports on the router; this should be
coordinated with the application developer.
* Check the MTU size set on the router, make sure it's set to auto.
* Upgrade or reflash the firmware; reset, power cycle, and reconfigure
the router.
* Make sure that the modem is on bridge mode. Internet IP address on
the router should be public IP address.
* If same issue, device is defective.

YES

Unable to open specific
sites when connected
* Routers
behind the router * Gateways
same issue with all
computers.

* DNS on the router is not
properly set
* Firmware issue

* Isolate the issue by making sure that you don’t have the same issue if
connected behind the modem.
* Make sure that the DNS settings on the router is set to dynamic; make
sure that the router is getting DNS IP address from the modem.
* Check the MTU size set on the router, make sure it's set to auto.
* Upgrade or reflash the firmware; reset, power cycle, and reconfigure
the device.
* If same issue, device is defective.

YES

Router cannot detect
the USB storage/drive
connected to its USB
port.

* USB storage is not
connected properly
* Compatibility issue with the
USB storage and the router
model
* Defective USB storage
* Defective USB port on the
router
* Firmware issue

* Isolate the issue by making sure that you don’t have the same issue if
you connect that same USB storage to a USB port of a computer.
* Isolate further by connecting another USB storage, e.g. flash drive, to
the USB port of the router.
* Make sure that the USB storage model is one of those tested to work
with the router model.
* Upgrade or reflash the firmware; reset, power cycle, and reconfigure
the device.
* If same issue, device is defective.

YES

Intermittent wireless
connectivity - same
issue with all wireless
clients.

Router not allowing
special applications to
work - same issue with
all computers.

* Wireless Routers
* Wireless Gateways
* Access Points (AP)
* Wireless Bridges
* Wireless Range
Extenders

* Routers
* Gateways

Cannot remotely access
the USB storage/drive * Routers
connected to the
* Gateways
router.

* USB storage is not
connected properly
* Router cannot detect the
USB storage
* FTP feature is not enabled
on the router
* Firmware issue

* Wireless NIC is disabled
Wireless NIC or wireless
* The computer where the
adapter cannot detect
wireless NIC is installed has
* Wireless USB Adapters
wireless networks in
some network security
range.
feature.
* Driver issue

Wireless range extender
cannot detect the
wireless broadcast from
the AP/wireless router other wireless clients
are working perfectly.

* Access Points (AP)
* Wireless Bridges
* Wireless Range
Extenders

* Isolate the issue by making sure that you can access the USB storage
locally; make sure that the router can detect the USB storage.
* Check the USB storage settings on the router; make sure that the FTP
feature is enabled.
* Upgrade or reflash the firmware; reset, power cycle, and reconfigure
the device.
* If same issue, device is defective.

YES

* Make sure that the wireless NIC is enabled.
* Isolate the issue by disabling the 3rd party network security feature
running on the computer, e.g. Norton, AVG, Kaspersky, TrendMicro, if
there is.
* Isolate further by installing the wireless NIC to other computers.
* Upgrade the wireless NIC driver.
* If same issue, device is defective.

YES

* Make sure that the distance between the AP/wireless router and the
wireless range extender is within the recommended distance.
* Make sure no wireless interference from other wireless devices, e.g.
* Wireless broadcast from the cordless phones, microwave ovens, and any other wireless routers, are
AP/wireless router is disabled known to be using the same WIFI band; make sure that the AP/wireless
* Wireless interference
router is set to a channel not common in the area.
* Firmware issue
* Relocate the AP/wireless router, if possible; it is recommended to place
* DoA
the AP/wireless router on top of a desk or on a wall (open space).
* Upgrade or reflash the firmware of the wireless range extender; reset,
power cycle, and reconfigure the device.
* If same issue, device is defective.

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Title                           : LInksys RMA Checklist.xlsx
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LInksys RMA Checklistx 22. L1 Checklist

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