Cisco Asr 9000 Series Aggregation Services Router Vpn And Ethernet Services Command Reference, Release - Cisco ASR 9000 Series Reference Manual

debug spanning-tree mstag packet
Examples
The following example shows how to enable MSTAG packet debugging:
RP/0/RSP0/CPU0:router#debug spanning-tree mstag packet brief received
Mon Nov 15 21:11:30.464 PST
RP/0/RSP0/CPU0:router#debug spanning-tree mstag packet full sent interface gigabitEthernet
0/0/0/1
Mon Nov 15 21:12:23.391 PST
Related Commands
Command
debug spanning-tree packet raw, on page 485
spanning-tree mstag, on page 625
show spanning-tree mstag, on page 604

Cisco ASR 9000 Series Aggregation Services Router VPN and Ethernet Services Command Reference, Release

6.1.x
484
Multiple Spanning Tree Protocol Commands
Description
Enables debugging raw packet output for all received packets
or sent packets.
Enters the MST Access Gateway configuration submode.
Displays the values currently used for populating the BPDUs
sent by all ports.