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19-7
Cisco MDS 9000 Family Troubleshooting Guide, Release 3.x
OL-9285-05
Chapter 19 Troubleshooting FC-SP, Port Security, and Fabric Binding
Port Security Issues
Authentication Fails When Using Cisco ACS
Symptom Authentication fails when using Cisco ACS.
Port Security Issues
This section describes troubleshooting port security issues and includes the following topics:
• Device Does Not Log into a Switch When AutoLearn Is Disabled, page 19-8
• Cannot Activate Port Security, page 19-12
• Unauthorized Device Gains Access to Fabric, page 19-12
• Port Security Settings Lost After Reboot, page 19-13
• Merge Fails, page 19-14
Note After correcting a port security configuration issue, you do not have to disable the interface and reenable
it. The port comes up automatically after a port security reactivation if the problem was fixed.
Table 19-2 Authentication Fails When Using Cisco ACS
Symptom Possible Cause Solution
Authentication fails
when using Cisco
ACS.
sWWN does not match ACS entry. Verify the sWWN and ACS entry. Choose Switches > FC
Services > WWN Manager in Fabric Manager to find the
sWWN for the switch.
Or use the show wwn switch CLI command.
Use the show fcsp asciiwwn sWWN CLI command to get
an ASCII equivalent of the sWWN.
On the Cisco ACS server, choose User Setup. Search for
the ASCII equivalent of the sWWN in the User column of
the User List.