Configuration Guide     236
Configuring Spanning Tree MSTP Configurations
Spanning-tree’s mode: MSTP (802.1s Multiple Spanning Tree Protocol)
Latest topology change time: 2006-01-04 10:47:42
MST-Instance 0 (CIST)
Root Bridge
Priority      : 32768
Address       : 00-0a-eb-13-23-97
External Cost : 200000
Root Port     : Gi/0/20
Designated Bridge
Priority      : 32768
Address       : 00-0a-eb-13-23-97
Regional Root Bridge
Priority      : 36864
Address       : 00-0a-eb-13-12-ba
Local bridge is the regional root bridge
Local Bridge
Priority      : 36864
Address       : 00-0a-eb-13-12-ba
Interface  State       Prio     Ext-Cost     Int-Cost      Edge     P2p             Mode    Role      Status
----------   -------     ----       --------         --------         ----        ---------     -----        -----        -------
Gi/0/16     Enable   128       200000      200000        No        Yes(auto)   Mstp       Altn        Blk
Gi/0/20     Enable   128       200000      200000        No        Yes(auto)   Mstp       Root       Fwd
MST-Instance 1
Root Bridge
Priority      : 32768
Address       : 00-0a-eb-13-12-ba
Local bridge is the root bridge
Designated Bridge
Priority      : 32768
Address       : 00-0a-eb-13-12-ba
Local Bridge