show spanning-tree mst
PERAL2#show spanning-tree mst
##### MST0 vlans mapped: 1-19,21-24,26-999,1001-4094
Bridge address aabb.cc00.9000 priority 32768 (32768 sysid 0)
Root address aabb.cc00.4000 priority 32768 (32768 sysid 0)
port Et1/2 path cost 0
Regional Root address aabb.cc00.4000 priority 32768 (32768 sysid 0)
internal cost 2000000 rem hops 19
Operational hello time 2 , forward delay 15, max age 20, txholdcount 6
Configured hello time 2 , forward delay 15, max age 20, max hops 20
Interface Role Sts Cost Prio.Nbr Type
---------------- ---- --- --------- -------- --------------------------------
Et0/0 Desg FWD 2000000 128.1 P2p
Et0/1 Desg FWD 2000000 128.2 P2p
Et1/0 Desg FWD 2000000 128.5 P2p
Et1/1 Desg FWD 2000000 128.6 P2p
Et1/2 Root FWD 2000000 128.7 P2p
Et1/3 Altn BLK 2000000 128.8 P2p
##### MST1 vlans mapped: 1000
Bridge address aabb.cc00.9000 priority 32769 (32768 sysid 1)
Root address aabb.cc00.4000 priority 32769 (32768 sysid 1)
port Et1/2 cost 2000000 rem hops 19
Interface Role Sts Cost Prio.Nbr Type
---------------- ---- --- --------- -------- --------------------------------
Et0/1 Desg FWD 2000000 128.2 P2p
Et1/0 Desg FWD 2000000 128.5 P2p
Et1/1 Desg FWD 2000000 128.6 P2p
Et1/2 Root FWD 2000000 128.7 P2p
Et1/3 Altn BLK 2000000 128.8 P2p
##### MST2 vlans mapped: 20,25
Bridge address aabb.cc00.9000 priority 32770 (32768 sysid 2)
Root address aabb.cc00.8000 priority 32770 (32768 sysid 2)
port Et1/2 cost 4000000 rem hops 18
Interface Role Sts Cost Prio.Nbr Type
---------------- ---- --- --------- -------- --------------------------------
Et0/0 Desg FWD 2000000 128.1 P2p
Et1/0 Altn BLK 2000000 128.5 P2p
Et1/1 Altn BLK 2000000 128.6 P2p
Et1/2 Root FWD 2000000 128.7 P2p
Et1/3 Altn BLK 2000000 128.8 P2p
PERAL2#