Cisco ASR 9000 Series Configuration Manuallines page 453

Implementing Multiple Spanning Tree Protocol
Note The configuration steps listed in the following sections show all of the configurable parameters. However, in
general, most of these can be retained with the default value.
SUMMARY STEPS
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12. priority priority
13. vlan-id vlan-range [,vlan-range ][,vlan-range ] [,vlan-range ]
14. interface { Bundle-Ether | GigabitEthernet | TenGigE | FastEthernet } instance
15. instance id port-priority priority
16. instance id cost cost
17.
18. link-type { point-to-point | multipoint }
19. hello-time seconds
20. portfast [ bpdu-guard ]
21.
22. guard topology-change
23. Use the commit or end command.
DETAILED STEPS
Step 1
configure
Example:
RP/0/RSP0/CPU0:router# configure
Enters the Global Configuration mode.
Step 2
spanning-tree mst protocol instance identifier
Example:
RP/0/RSP0/CPU0:router(config)# spanning-tree mst a
RP/0/RSP0/CPU0:router(config-mstp)#
configure
spanning-tree mst protocol instance identifier
bringup delay for interval { minutes | seconds }
flush containment disable
name name
revision revision -number
forward-delay seconds
maximum { age seconds | hops hops }
transmit hold-count count
provider-bridge
instance id
external-cost cost
guard root
L2VPN and Ethernet Services Configuration Guide for Cisco ASR 9000 Series Routers, IOS XR Release 6.3.x
Configuring MSTP parameters
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