3com WL-575 Manual De Usuario
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ROUBLESHOOTING
Check the following items before you contact local Technical Support.
1
If wireless bridge units do not associate with each other, check the following:
Check the power injector LED for each bridge unit to be sure that power is
being supplied.
being supplied.
Be sure that antennas in the link are properly aligned.
Be sure that channel settings match on all bridges.
If encryption is enabled, ensure that all bridge links are configured with the
same encryption keys.
same encryption keys.
2
If you experience poor performance (high packet loss rate) over the wireless
bridge link:
bridge link:
Check that the range of the link is within the limits for the antennas used.
Be sure that antennas in the link are properly aligned.
Check that there is an unobstructed radio line-of-sight between the
antennas.
antennas.
Be sure there is no interference from other radio sources. Try setting the
bridge link to another radio channel.
bridge link to another radio channel.
Be sure there is no other radio transmitter too close to either antenna. If
necessary, move the antennas to another location.
necessary, move the antennas to another location.
3
If wireless clients cannot access the network, check the following:
Be sure the bridge and the wireless clients are configured with the same
Service Set ID (SSID).
Service Set ID (SSID).
If authentication or encryption are enabled, ensure that the wireless clients
are properly configured with the appropriate authentication or encryption
keys.
are properly configured with the appropriate authentication or encryption
keys.
If authentication is being performed through a RADIUS server, ensure that
the clients are properly configured on the RADIUS server.
the clients are properly configured on the RADIUS server.