B-15
Catalyst 3560 Switch Command Reference
78-16405-05
Appendix B Catalyst 3560 Switch Debug Commands
debug interface
debug interface
Use the debug interface privileged EXEC command to enable debugging of interface-related activities.
Use the no form of this command to disable debugging.
debug interface {interface-id | null interface-number | port-channel port-channel-number |
vlan vlan-id}
no debug interface {interface-id | null interface-number | port-channel port-channel-number |
vlan vlan-id}
Syntax Description
Defaults Debugging is disabled.
Command Modes Privileged EXEC
Command History
Usage Guidelines If you do not specify a keyword, all debug messages appear.
The undebug interface command is the same as the no debug interface command.
interface-id Display debug messages for the specified physical port, identified by type
switch number/module number/ port, for example gigabitethernet 0/2.
null interface-number Display debug messages for null interfaces. The interface-number is always
0.
port-channel
port-channel-number
Display debug messages for the specified EtherChannel port-channel
interface. The port-channel-number range is 1 to 48.
vlan vlan-id Display debug messages for the specified VLAN. The vlan-id range is 1 to
4094.
Release Modification
12.1(19)EA1 This command was introduced.
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