Debug Spanning-Tree Uplinkfast - Cisco Catalyst 3550 Command Reference Manual

debug spanning-tree uplinkfast

debug spanning-tree uplinkfast
Use the debug spanning-tree uplinkfast privileged EXEC command to enable debugging of
spanning-tree UplinkFast events. Use the no form of this command to disable debugging output.
Syntax Description
exceptions
Defaults Debugging is disabled.
Command Modes
Privileged EXEC
Command History Release
12.1(4)EA1
Usage Guidelines
This command can be entered only from the switch console.
The undebug spanning-tree uplinkfast command is the same as the no debug spanning-tree
uplinkfast command.
Related Commands Command
show debugging
show spanning-tree
Catalyst 3550 Multilayer Switch Command Reference
B-40
debug spanning-tree uplinkfast [exceptions]
no debug spanning-tree uplinkfast [exceptions]
(Optional) Enable debugging of spanning-tree UplinkFast exceptions.
Modification
This command was first introduced.
Description
Displays information about the types of debugging that are enabled. For
syntax information, select Cisco IOS Configuration Fundamentals
Command Reference for IOS Release 12.1 > Cisco IOS System
Management Commands > Troubleshooting Commands.
Displays spanning-tree state information.
Appendix B Debug Commands
78-11195-09