debug mstp port-level

Displays the hardware level of the port on which the MSTP is running.
Syntax
debug mstp port-level decimal
no debug mstp port-level decimal
Parameters
decimal
Specifies the following values:
Value 0 for the Common and Internal Spanning Tree (CIST)
Value from 1 through 4094 for the Multiple Spanning Tree Instance (MSTI).
Modes

Privileged EXEC mode

Usage Guidelines

Use this command to determine the port-level information.

Examples
device# debug mstp port-level 1
Configuration for port-level 1 :
device# debug mstp port-level
DECIMAL 0 -- print nothing
device# debug mstp port-level 1
device# configure terminal
device(config)# interface ethernet 1/1/1
device(config-if-e1000-1/1/1)# disable
device(config-if-e1000-1/1/1)# enable
device(config-if-e1000-1/1/1)# ^Z