Cisco ASR 9000 Series Reference Guide

Related Commands
DescriptionCommand
Enables debugging for sent and received MSTP packets.debug spanning-tree mst packet, on page 479
Enables debugging protocol-state changes such as port role
or state changes, topology change notification.
debug spanning-tree mst protocol-state, on
page 481
Displays the internal MSTI number and number of ports for
each VLAN.
show l2vpn mstp port, on page 585
Displays the Multiple Spanning Tree Protocol (MSTP) state
for the virtual local area network (VLAN) on a given interface.
show l2vpn mstp vlan, on page 587
Displays the multiple spanning tree protocol status
information.
show spanning-tree mst, on page 589
Displays the contents of MSTP BPDUs being sent and
received on a particular interface.
show spanning-tree mst bpdu interface, on
page 592
Displays the VLAN ID to MSTI mapping table.show spanning-tree mst configuration, on page
594
Displays detailed information on the interface state.show spanning-tree mst interface, on page 598
Displays details of the last topology change that occurred for
each pair of port and instance.
show spanning-tree mst topology-change
flushes, on page 601
Enters the MSTP configuration submodespanning-tree mst, on page 623
Cisco ASR 9000 Series Aggregation Services Router VPN and Ethernet Services Command Reference, Release
6.1.x
597
Multiple Spanning Tree Protocol Commands
show spanning-tree mst errors

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