Spanning-Tree Mst Configuration - Cisco AP775A - Nexus Converged Network Switch 5010 Command Reference Manual
Cisco nexus 5000 series command reference, release 4.1(3)n1(1) (ol-16599-01, august 2009)
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Also See for AP775A - Nexus Converged Network Switch 5010:
- Configuration manual (1486 pages) ,
- Reference (886 pages) ,
- Release note (26 pages)
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Chapter 2
Ethernet Commands
S e n d c o m m e n t s t o n x 5 0 0 0 - d o c f e e d b a c k @ c i s c o . c o m
spanning-tree mst configuration
To enter the Multiple Spanning Tree (MST) configuration mode, use the spanning-tree mst
configuration command. To return to the default settings, use the no form of this command.
Syntax Description
This command has no keywords or arguments.
Command Default
The default value for the MST configuration is the default value for all its parameters:
•
•
•
Command Modes
Configuration mode
Command History
Release
4.0(0)N1(1a)
Usage Guidelines
The MST configuration consists of three main parameters:
•
•
•
The abort and exit commands allow you to exit MST configuration mode. The difference between the
two commands depends on whether you want to save your changes or not:
•
•
If you do not map secondary VLANs to the same instance as the associated primary VLAN, when you exit
MST configuration mode, the following warning message is displayed:
These secondary vlans are not mapped to the same instance as their primary:
-> 3
See the
Changing an MST configuration mode parameter can cause connectivity loss. To reduce service
disruptions, when you enter MST configuration mode, make changes to a copy of the current MST
configuration. When you are done editing the configuration, you can apply all the changes at once by
using the exit keyword.
OL-16599-01
spanning-tree mst configuration
no spanning-tree mst configuration
No VLANs are mapped to any MST instance (all VLANs are mapped to the CIST instance).
The region name is an empty string.
The revision number is 0.
Modification
This command was introduced.
Instance VLAN mapping—See the
Region name—See the
name (MST configuration)
Configuration revision number—See the
The exit command commits all the changes before leaving MST configuration mode.
The abort command leaves MST configuration mode without committing any changes.
switchport mode private-vlan host
instance vlan
command.
command.
revision
command.
command to fix this problem.
Cisco Nexus 5000 Series Command Reference
spanning-tree mst configuration
2-57
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