Command Reference Guide Enable Mode Command Set
61200510L1-35E Copyright © 2005 ADTRAN 140

debug spanning-tree bpdu [receive | transmit | all]

Use the debug spanning-tree bpdu command to display bridge protocol data unit (BPDU) debug
messages. When enabled, a debug message is displayed for each BPDU packet that is transmitted or
received by the unit. 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
receive Displays debug messages for BPDU packets received by the unit.
transmit Displays debug messages for BPDU packets transmitted by the unit.
all Displays debug messages for BPDU packet s that are transmitted and received by
the unit.
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 displays debug messages for BPDU packets that are transmitted and received by
the unit:
>enable
#debug spanning-tree bpdu all