Debug Spanning-Tree Uplinkfast - Cisco Catalyst 2950 Command Reference Manual

Appendix C Catalyst 2950 and 2955 Switch Debug Commands

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.
Syntax Description
exceptions
Defaults Debugging is disabled.
Command Modes Privileged EXEC
Command History Release
12.1(6)EA2
Usage Guidelines 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
OL-10102-01
debug spanning-tree uplinkfast [exceptions]
no debug spanning-tree uplinkfast [exceptions]
(Optional) Display spanning-tree UplinkFast-exception debug messages.
Modification
This command was 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.
Catalyst 2950 and Catalyst 2955 Switch Command Reference
debug spanning-tree uplinkfast
C-19