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]
Problem | Possible Cause | Possible Solution |
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Unavailable | Incorrect network | Ad hoc connection: verify that the network names (SSID’s) and network keys (WEP) of all |
network | name (SSID) or | computers to be connected have been configured correctly. SSID’s and WEP or WPA/WPA2 Pre- |
connection | network key | Shared key values must be identical on each machine. |
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| Access Point (Infrastructure) connection: set network name (SSID) and network key to the |
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| same values as those of the access point. |
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| Set the Network Authentication value identically to that of the Access Point. Please consult your |
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| network administrator for this value, if necessary. |
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| Weak received | Ad hoc connection: Retry connection after shortening the distance to the destination computer or |
| signal strength | removing any obstacles for better sight. |
| and/or link quality | Access Point (Infrastructure) connection: Retry connection after shortening the distance to the |
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| access point or removing any obstacles for better transmission. |
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| The WLAN device | Check if the wireless switch is turned On. Go to Start |
| has been | Windows Mobility Center. If the wireless network is off, click the [Turn wireless on] button. |
| deactivated or |
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| disabled |
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| The computer to be | Check if the computer to be connected is turned ON. |
| connected is turned |
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| off |
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161 - Troubleshooting the WLAN
