spanning-tree mstag
To enter the MST Access Gateway configuration submode, use the spanning-tree mstag command in global
configuration mode.
spanning-tree mstag protocol instance identifier
Syntax Description
String of a maximum of 25 characters that identifies the protocol
instance.
protocol instance identifier
Command Default
None
Command Modes
Global configuration
Command History
ModificationRelease
This command was introduced.Release 3.7.1
Usage Guidelines
To use this command, you must be in a user group associated with a task group that includes appropriate task
IDs. If the user group assignment is preventing you from using a command, contact your AAA administrator
for assistance.
Refer to the Implementing Multiple Spanning Tree Protocol module of the Cisco ASR 9000 Series Aggregation
Services Router L2VPN and Ethernet Services Configuration Guide for more information.
Unlike MSTP configuration, multiple MSTAG instances can be configured concurrently.Note
Task ID
OperationsTask ID
read, writeinterface
Examples
The following example shows how to enter the MSTAG configuration submode:
RP/0/RSP0/CPU0:router(config)# spanning-tree mstag a
RP/0/RSP0/CPU0:router(config-mstag)#
Cisco ASR 9000 Series Aggregation Services Router VPN and Ethernet Services Command Reference, Release
6.1.x
625
Multiple Spanning Tree Protocol Commands
spanning-tree mstag
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