B
Wireless client(s) cannot Perform the first four checks in “Cannot send or receive data.”
send or receive data Check the Security Mode setting on the Wireless Primary Network Page:
•If you enabled WPA and configured a passphrase on the SBG941, be sure each affected wireless client has the identical passphrase. If this does not solve the problem, check whether the wireless client supports WPA.
•If you enabled WEP and configured a key on the SBG941, be sure each affected wireless client has the identical WEP key. If this does not solve the problem, check whether the client’s wireless adapter supports the type of WEP key configured on the SBG941.
•To temporarily eliminate the Security Mode as a potential issue, disable security.
After resolving your problem, be sure to
•On the Wireless Access Control Page, be sure the MAC address for each affected wireless client is correctly listed.
Slow wirelessOn the Wireless Primary Network Page, check whether the WPA transmission speed with Encryption type is TKIP. If all of your wireless clients support AES,
WPA enabled | change the WPA Encryption to AES. |
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Front Panel LEDs and Error Conditions
The SBG941 front panel LEDs provide status information for the following error conditions:
Table 3 – Front Panel LEDs and Error Conditions
LED | Status | If, During Startup: | If, During Normal Operation: |
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POWER | OFF | SBG941 is not properly plugged into | The SBG941 is unplugged |
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| the power outlet |
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RECEIVE | FLASHING | Downstream receive channel | The downstream channel is lost |
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| cannot be acquired |
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SEND | FLASHING | Upstream send channel cannot be | The upstream channel is lost |
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| acquired |
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|
|
|
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ONLINE | FLASHING | IP registration is unsuccessful | The IP registration is lost |
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Troubleshooting • Front Panel LEDs and Error Conditions
Motorola SURFboard SBG941 Series Wireless Cable Modem Gateways • User Guide | 66 |
