Monday, April 15, 2013

Cisco - Setup MSTP


Cisco(config)#spanning-tree mode mst
Cisco(config)#spanning-tree mst configuration
Cisco(config-mst)#name migration
Cisco(config-mst)#revision 1

Cisco(config-mst)# instance 1 vlan 10 20
Cisco(config-mst)# instance 2 vlan 11, 12

Cisco(config)#spanning-tree mst 0 priority 36864
Cisco(config)#spanning-tree mst 1 priority 8192

Cisco(config)#interface gi1/0/1
Cisco(config-if)#spanningtree cost 10000
Cisco(config-if)#spanningtree port-priority 6
Cisco(config-if)#spanningtree mst 1 cost 10000
Cisco(config-if)#spanningtree mst 1 port-priority 6


Cisco#show spanning-tree  mst
Cisco#show spanning-tree  mst conf
Cisco#show spanning-tree  mst 0
Cisco#show spanning-tree  mst 1
Cisco#show spanning-tree  mst 2


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Please add comments so I may update the material to accommodate platform modification to various commands. Also if you have some real-world caveats, do please share.

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