Specifications

B-13
Catalyst 2950 and Catalyst 2955 Switch Command Reference
78-15304-01
Chapter B 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 units (BPDUs) handling. Use the no form of this command to disable
debugging output.
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 This command can be entered only from the switch console.
The undebug spanning-tree bpdu-opt command is the same as the no debug spanning-tree bpdu-opt
command.
Related Commands
detail (Optional) Debug detailed optimized BPDU handling.
packet (Optional) Debug packet-level optimized BPDU handling.
Release Modification
12.1(6)EA2 This command was first introduced.
Command Description
show debugging 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.
show spanning-tree Displays spanning-tree state information.