Cisco Catalyst 3750 Metro Command Reference Manual page 919

Appendix B Catalyst 3750 Metro Switch Debug Commands
Usage Guidelines The undebug spanning-tree switch command is the same as the no debug spanning-tree switch
command.
Related Commands Command
show debugging
show spanning-tree
OL-9645-10
Description
Displays information about the types of debugging that are enabled.
Displays spanning-tree state information.
Catalyst 3750 Metro Switch Command Reference
debug spanning-tree switch
B-93