Troubleshooting an operational failure
The configure rule is not being applied
• Verify the rule is assigned to the interface. Use the show running-config
command.
• Use a network sniffer to verify that the incoming packets fulfill the configured rules.
• Disable
the rule on the interface, delete the rule, recreate the rule, and configure it on the
interface again.
• Shutdown and restart the interface.
• Hot Swap the card if possible.
Troubleshooting VLAN stacking
Troubleshooting a configuration failure
The configuration command may fail because of the following reasons:
Command fails with Error: Specified interface does not exist error
This problem occurs when one side of a link is configured as trunk, hybrid, or access mode
but
on the other end VLAN Stacking is configured without setting the port first to trunk, hybrid
Troubleshooting VLAN stacking
Troubleshooting August 2013 93
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