Brocade Multi-Service IronWare Switching Configuration Guide (Supporting R05.6.00) - Manual (Page 427)

Multi-Service IronWare Switching Configuration Guide 397
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show mstp
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show mstp
Displays Multiple Spanning Tree Protocol (MSTP) information.
Syntax show mstp [blocked] [mstp-id | region region_id | mstp-id region region_id]
[begin string | exclude string | include string]
Parameters blocked (Optional) Specifies the display information in respect of ports blocked by the
MSTP only.
mstp-id (Optional) Specifies the display of information for a specific MSTP instance.
region region-id (Optional) Specifies the display of information for a specific MSTP region.
mstp-id region region_id
(Optional) Specifies the display of information for a specific MSTP instance
and region.
begin string (Optional) Specifies the display of information from the first line containing
the “string”. Information prior to the first occurence of the “string” will not be
displayed.
exclude string (Optional) Specifies the exclusion of lines containing the “string”. All other
information will be displayed.
include string (Optional) Specifies the display of information containing the “string” only. All
other information will be filtered out.
Command
Modes
User EXEC mode
Privileged EXEC mode
Global configuration mode
Usage
Guidelines
Command
Output
The show mstp command displays the following information:
Output field Description
MSTP Instance The ID of the MSTP instance whose statistics are being displayed. For the CIST, this
number is 0.
VLANs: The number of VLANs that are included in this instance of MSTP. For the CIST this
number will always be 1.
Bridge Identifier The MAC address of the bridge.
Bridge MaxAge sec Displays configured Max Age.
Bridge Hello sec Displays configured Hello variable.
Bridge FwdDly sec Displays configured FwdDly variable.
Bridge Hop cnt Displays configured Max Hop count variable.
Root MaxAge sec Max Age configured on the root bridge.
Root Hello sec Hello interval configured on the root bridge.
Root FwdDly sec FwdDly interval configured on the root bridge.
Root Hop Cnt Current hop count from the root bridge.