Cisco Cisco Gigabit Ethernet Switch Module (CGESM) for HP Technical References
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Cisco Gigabit Ethernet Switch Module for the HP p-Class BladeSystem Command Reference Guide
380265-002
Appendix B CGESM Switch Debug Commands
debug spanning-tree
debug spanning-tree
Use the debug spanning-tree privileged EXEC command to enable debugging of spanning-tree
activities. Use the no form of this command to disable debugging.
activities. Use the no form of this command to disable debugging.
debug spanning-tree {all | backbonefast | bpdu | bpdu-opt | config | etherchannel | events |
exceptions | general | mstp | pvst+ | root | snmp | switch | synchronization | uplinkfast}
no debug spanning-tree {all | backbonefast | bpdu | bpdu-opt | config | etherchannel | events |
exceptions | general | mstp | pvst+ | root | snmp | switch | synchronization | uplinkfast}
Syntax Description
Note
Though visible in the command-line help strings, the csuf/csrt keyword is not supported.
Defaults
Debugging is disabled.
Command Modes
Privileged EXEC
Command History
all
Display all spanning-tree debug messages.
backbonefast
Display BackboneFast-event debug messages.
bpdu
Display spanning-tree bridge protocol data unit (BPDU) debug messages.
bpdu-opt
Display optimized BPDU handling debug messages.
config
Display spanning-tree configuration change debug messages.
etherchannel
Display EtherChannel-support debug messages.
events
Display spanning-tree topology event debug messages.
exceptions
Display spanning-tree exception debug messages.
general
Display general spanning-tree activity debug messages.
mstp
Debug Multiple Spanning Tree Protocol events.
pvst+
Display per-VLAN spanning-tree plus (PVST+) event debug messages.
root
Display spanning-tree root-event debug messages.
snmp
Display spanning-tree Simple Network Management Protocol (SNMP)
handling debug messages.
handling debug messages.
synchronization
Display the spanning-tree synchronization event debug messages.
switch
Display switch shim command debug messages. This shim is the software
module that is the interface between the generic Spanning Tree Protocol (STP)
code and the platform-specific code of various switch platforms.
module that is the interface between the generic Spanning Tree Protocol (STP)
code and the platform-specific code of various switch platforms.
uplinkfast
Display UplinkFast-event debug messages.
Release
Modification
12.2(25)SE1
This command was introduced.