C-21
Catalyst 2950 and Catalyst 2955 Switch Command Reference
OL-10102-01
Appendix C Catalyst 2950 and 2955 Switch Debug Commands
debug sw-vlan
debug sw-vlan
Use the debug sw-vlan privileged EXEC command to enable debugging of VLAN manager activities.
Use the no form of this command to disable debugging.
debug sw-vlan {badpmcookies | cfg-vlan {bootup | cli} | events | ifs | management | notification
| packets | registries | vtp}
no debug sw-vlan {badpmcookies | cfg-vlan {bootup | cli} | events | ifs | management |
notification | packets | registries | vtp}
Syntax Description
Defaults Debugging is disabled.
Command Modes Privileged EXEC
Command History
Usage Guidelines The undebug sw-vlan command is the same as the no debug sw-vlan command.
badpmcookies Display VLAN manager incidents of bad port manager cookie debug
messages.
cfg-vlan {bootup | cli} Display config-vlan debug messages. The keywords have these meanings:
• bootup—Display messages when the switch is booting up.
• cli—Display messages when the command-line interface (CLI) is in
config-vlan mode.
events Display VLAN manager event debug messages.
ifs See the debug sw-vlan ifs command.
management Display VLAN manager management of internal VLAN debug messages.
notification See the debug sw-vlan notification command.
packets Display packet handling and encapsulation process debug messages.
registries Display VLAN manager registry debug messages.
vtp See the debug sw-vlan vtp command.
Release Modification
12.1(6)EA2 This command was introduced.
12.1(9)EA1 The cfg-vlan keyword was added.
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