Cisco Catalyst 3550

B-40
Catalyst 3550 Multilayer Switch Command Reference
OL-8566-02
Appendix B Catalyst 3550 Switch Debug Commands
debug spanning-tree bpdu-opt
debug spanning-tree bpdu-opt
Use the debug spanning-tree bpdu-opt privileged EXEC command to enable debugging of optimized
spanning-tree bridge protocol data unit (BPDU) handling. Use the no form of this command to disable
debugging.
debug spanning-tree bpdu-opt [detail | packet]
no debug spanning-tree bpdu-opt [detail | packet]
Syntax Description
Defaults Debugging is disabled.
Command Modes Privileged EXEC
Command History
Usage Guidelines The undebug spanning-tree bpdu-opt command is the same as the no debug spanning-tree bpdu-opt
command.
Related Commands
detail (Optional) Display detailed optimized BPDU-handling debug messages.
packet (Optional) Display packet-level optimized BPDU-handling debug messages.
Release Modification
12.1(4)EA1 This command was introduced.
Command Description
show debugging 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.
show spanning-tree Displays spanning-tree state information.