Command Reference Guide Enable Mode Command Set
61200510L1-35E Copyright © 2005 ADTRAN 141

debug spanning-tree [config | events | general | root]

Use the debug spanning-tree command to enable the display of spanning-tree debug messages. Debug
messages are displayed (real time) on the terminal (or Telnet) screen. Use the no form of this command to
disable the debug messages.
Syntax Description
config Enables the display of spanning-tree debug messages when configuration
changes occur.
events Enables the display of debug messages when spanning-tree protocol events
occur.
general Enables the display of general spanning-tree debug messages.
root Enables the display of debug messages related to the spanning-tree root.
Default Values
No default value necessary for this command.
Applicable Platforms
This command applies to the NetVanta 300, 1000, 1000R, 3000, 4000, and 5000 and Total Access 900
Series units.
Command History
Release 5.1 Command was introduced.
Usage Examples
The following example enables the display of general spanning-tree debug messages:
>enable
#debug spanning-tree general