3Com DUA1860-0AAA01 Network Hardware User Manual


 
6-6 C
HAPTER
6: P
ROBLEM
S
OLVING
DUA1860-0AAA01
Collision Problems
Symptom: Excessive collisions on an Ethernet port.
Action:
Check that your network is not too long or too large.
Check that there are not too many repeaters on your network.
Check that there are not too many users on a single Ethernet.
STAP Problems
Symptom: Spanning Tree problems.
Action:
Return all Spanning Tree settings to their default settings.
Filter Problems
Symptom: Filters not working properly.
Action:
Check that the main filtering switch has been turned on (see the
FILTERING ON/OFF/FAST field on the Filter Options screen).
If you want individual filters to take effect, check that they have
been turned on.
Check that there are no filter clashes or overrides.