Debug Etherchannel - Cisco Catalyst 2950 Command Reference Manual

Appendix A Debug Commands

debug etherchannel

Use the debug etherchannel privileged EXEC command for EtherChannel/Port Aggregation Protocol
(PAgP) shim debugging. This shim is the software module that is the interface between the PAgP
software module and the port manager software module. Use the no form of this command to disable
debugging output.
Syntax Description
all
detail
error
event
idb
linecard
Defaults Debugging is disabled.
Command Modes Privileged EXEC
Command History Release
12.1(6)EA2
Usage Guidelines
If you do not specify a keyword, all debug messages appear.
The undebug etherchannel command is the same as the no debug etherchannel command.
Related Commands Command
show debugging
show etherchannel
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debug etherchannel [all | detail | error | event | idb | linecard]
no debug etherchannel [all | detail | error | event | idb | linecard]
(Optional) Display all EtherChannel debug messages.
(Optional) Display detailed EtherChannel debug messages.
(Optional) Display EtherChannel error debug messages.
(Optional) Debug major EtherChannel event messages.
(Optional) Debug PAgP interface descriptor block messages.
(Optional) Keyword to debug Switch-Module Configuration Protocol messages to the
line card.
Modification
This command was first introduced.
Description
Displays information about the types of debugging that are enabled. For
syntax information, refer to Cisco IOS Configuration Fundamentals
Command Reference For IOS Release 12.1 > Cisco IOS System
Management Commands > Troubleshooting Commands.
Displays EtherChannel information for the channel.
Catalyst 2950 Desktop Switch Command Reference
debug etherchannel
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