Avaya 5000 Series Troubleshooting Manual page 129

2. If QoS error messages are logged, review UBP sets for conflicts inside the set or
Capturing traffic
About this task
Capture traffic between a user PC and a switch, and between a user PC and a RADIUS
server.
Procedure
1. Use a PC and a hub or port mirroring feature to capture traffic between the user PC
2. Save the captured data.
3. Use another PC and a hub or port mirroring feature to capture traffic between the
4. Save the captured data.
Correcting errors -2
About this task
Using captured traffic data, verify that the expected packets are exchanged between the user
PC and the switch and/or between the switch and the RADIUS Server.
Procedure
1. Search the data captured between the User PC and the switch for correct EAP
2. If authentication fails, recheck user and password on the Radius Server and MAC
3. Search the data captured between the switch and the RADIUS server for correct
Troubleshooting
conflicts with the QoS policies already installed on the port.
and the switch.
user PC and the Radius Server.
packets.
Verify the following:
• The correct MAC is sent by the user PC in the EAP packet.
• The switch sends an EAP success packet at the end of the EAP exchange.
address and created password.
RADIUS packets.
Verify the following:
• The correct VSA is sent by the RADIUS server.
NEAP user policies from RADIUS not applied
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