Cisco ASR 9000 Series Configuration Guidelines

interface GigabitEthernet0/0/0/0.1
name m1
revision 10
external-cost 0
bridge-id 0.0.1
port-id 1
maximum age 40
provider-bridge
hello-time 1
instance 101
edge-mode
vlans-id 101-110
root-priority 0
root-id 0.0.0
cost 0
priority 0
port-priority 0
!
!
!
This example shows additional configuration for MSTAG Topology Change Propagation:
l2vpn
xconnect group example
p2p mstag-example
interface GigabitEthernet0/0/0/0.1
neighbor 123.123.123.1 pw-id 100
!
!
!
This example shows the output of show spanning-tree mstag:
# show spanning-tree mstag A
GigabitEthernet0/0/0/1
Preempt delay is disabled.
Name: 6161:6161:6161
Revision: 0
Max Age: 20
Provider Bridge: no
Bridge ID: 6161.6161.6161
Port ID: 1
External Cost: 0
Hello Time: 2
Active: no
BPDUs sent: 0
MSTI 0 (CIST):
VLAN IDs: 1-9,32-39,41-4094
Role: Designated
Bridge Priority: 32768
Port Priority: 128
Cost: 0
Root Bridge: 6161.6161.6161
Root Priority: 32768
Topology Changes: 123
MSTI 2
VLAN IDs: 10-31
Role: Designated
Bridge Priority: 32768
Port Priority: 128
Cost: 0
Root Bridge: 6161.6161.6161
Root Priority: 32768
Topology Changes: 123
L2VPN and Ethernet Services Configuration Guide for Cisco ASR 9000 Series Routers, IOS XR Release 6.3.x
456
Implementing Multiple Spanning Tree Protocol
Configuring MSTAG: Examples

Cisco ASR 9000 Series Specifications

General

Series	ASR 9000
Category	Network Router
Modular Design	Yes
Redundancy	Yes (Hardware and Software)
Operating System	Cisco IOS XR
Interfaces/Ports	10G, 40G, 100G, 400G Ethernet
Expansion Slots	Varies by model
Routing Protocol	BGP, OSPF, IS-IS, EIGRP
Management	CLI, SNMP, NETCONF
Power Supply	Redundant
Port Density	Varies by model
Power Supply Options	AC, DC
Memory	Varies by model
Storage	Varies by model
Dimensions	Varies by model
Weight	Varies by model