Cisco Catalyst 3030 Command Reference Manual page 679

Appendix B Cisco Catalyst Blade Switch 3030 Debug Commands
Usage Guidelines The undebug spanning-tree command is the same as the no debug spanning-tree command.
Related Commands Command
show debugging
show spanning-tree
78-17262-01
Description
Displays information about the types of debugging that are enabled. For
syntax information, select Cisco IOS Release 12.2 Configuration Guides
and Command References > Cisco IOS Configuration Fundamentals
Configuration Guide, Release 12.2 > System Management >
Troubleshooting and Fault Management.
Displays spanning-tree state information.
Cisco Catalyst Blade Switch 3030 Command Reference
debug spanning-tree
B-61