Allied Telesis AlliedWare Plus Operating System Version 5.4.4C (x310-26FT,x310-26FP,x310-50FT,x310-50FP) - Manual (Page 518)

Spanning Tree Commands
Software Reference for x310 Series Switches
19.28 AlliedWare Plus TM Operating System - Version 5.4.4C C613-50046-01 REV A
show spanning-tree statistics
This command displays BPDU (Bridge Protocol Data Unit) statistics for all spanning-tree
instances, and all switch ports associated with all spanning-tree instances. For information
on output options, see
“Controlling “show” Command Output” on page 1.37 .
Syntax show spanning-tree statistics
Mode Privileged Exec
Usage To display BPDU statistics for all spanning-tree instances, and all switch ports associated
with all spanning-tree instances, use the command:
Output Figure 19-13: Example output from the show spanning-tree statistics command
awplus# show spanning-tree statistics
Port number = 915 Interface = port1.0.6
================================
% BPDU Related Parameters
% -----------------------
% Port Spanning Tree : Disable
% Spanning Tree Type : Rapid Spanning Tree Protocol
% Current Port State : Discarding
% Port ID : 8393
% Port Number : 393
% Path Cost : 20000000
% Message Age : 0
% Designated Root : ec:cd:6d:20:c0:ed
% Designated Cost : 0
% Designated Bridge : ec:cd:6d:20:c0:ed
% Designated Port Id : 8393
% Top Change Ack : FALSE
% Config Pending : FALSE
% PORT Based Information & Statistics
% -----------------------------------
% Config Bpdu's xmitted : 0
% Config Bpdu's received : 0
% TCN Bpdu's xmitted : 0
% TCN Bpdu's received : 0
% Forward Trans Count : 0
% STATUS of Port Timers
% ---------------------
% Hello Time Configured : 2
% Hello timer : INACTIVE
% Hello Time Value : 0
% Forward Delay Timer : INACTIVE
% Forward Delay Timer Value : 0
% Message Age Timer : INACTIVE
% Message Age Timer Value : 0
% Topology Change Timer : INACTIVE
% Topology Change Timer Value : 0
% Hold Timer : INACTIVE
% Hold Timer Value : 0
% Other Port-Specific Info
------------------------
% Max Age Transitions : 1
% Msg Age Expiry : 0
% Similar BPDUS Rcvd : 0
% Src Mac Count : 0
% Total Src Mac Rcvd : 0
% Next State : Learning
% Topology Change Time : 0