Cisco Catalyst 2950 Command Reference Manual page 387

Appendix A Debug Commands
Related Commands Command
show debugging
show spanning-tree
78-11381-05
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 Desktop Switch Command Reference
debug spanning-tree switch
A-15