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- Troubleshooting the WLAN
Troubleshooting the WLAN
Troubleshooting
Causes and countermeasures for troubles you may encounter while using your wireless LAN are described in the
following table. If you are unfamiliar with the steps required, consult your System Administrator or go to [Start] ->
Help and Support -> Networking and the Web
Problem Possible Cause Possible Solution
Unavailable
network
connection
Incorrect network
name (SSID) or
network key
Ad hoc connection: verify that the network names (SSID’s) and network keys (WEP) of all
computers to be connected have been configured correctly. SSID’s and WEP or WPA/WPA2 Pre-
Shared key values must be identical on each machine.
Access Point (Infrastructure) connection: set network name (SSID) and network key to the
same values as those of the access point.
Set the Network Authentication value identically to that of the Access Point. Please consult your
network administrator for this value, if necessary.
Weak received
signal strength
and/or link quality
Ad hoc connection: Retry connection after shortening the distance to the destination computer or
removing any obstacles for better sight.
Access Point (Infrastructure) connection: Retry connection after shortening the distance to the
access point or removing any obstacles for better transmission.
The WLAN device
has been
deactivated or
disabled
Check if the wireless switch is turned On. Go to Start -> Control Panel, and double-click on
Windows Mobility Center. If the wireless network is off, click the [Turn wireless on] button.
The computer to be
connected is turned
off
Check if the computer to be connected is turned ON.