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SW_2100#show spanning-tree detail
*********************************** Process 0 ***********************************
########################### Instance 0 ###########################
Bridge Identifier has priority 32768, address 8c1f.6436.51d6
Configured hello time 2, max age 20, forward delay 15
The root of this instance is 4096.8c1f.6436.51ca
The region root of this instance is 4096.8c1f.6436.51ca
The root port of this bridge is 128.24 for this instance
The Global top change mode is enabled
Port 2 (Ethernet1/0/2) of Instance 0 is DSGN forwarding
Operation port path cost 20000,Port priority 128, Port Identifier 128.2
Designated region root has priority 4096, address 8c1f.6436.51ca
Designated bridge has priority 32768, address 8c1f.6436.51d6
Designated port id is 128.2, Root path cost: external 0 / Internal 20000
BPDU: sent 2861(TCN 0, CONFIG 49, MST 2765)
received 0(TCN 0, CONFIG 0, MST 0)
Port 3 (Ethernet1/0/3) of Instance 0 is DSGN forwarding
Operation port path cost 20000,Port priority 128, Port Identifier 128.3
Designated region root has priority 4096, address 8c1f.6436.51ca
Designated bridge has priority 32768, address 8c1f.6436.51d6
Designated port id is 128.3, Root path cost: external 0 / Internal 20000
BPDU: sent 2861(TCN 0, CONFIG 49, MST 2765)
received 0(TCN 0, CONFIG 0, MST 0)
Port 15 (Ethernet1/0/15) of Instance 0 is DSGN forwarding
Operation port path cost 20000,Port priority 128, Port Identifier 128.15
Designated region root has priority 4096, address 8c1f.6436.51ca
Designated bridge has priority 32768, address 8c1f.6436.51d6
Designated port id is 128.15, Root path cost: external 0 / Internal 20000
BPDU: sent 2861(TCN 0, CONFIG 49, MST 2765)
received 2(TCN 0, CONFIG 0, MST 2)
Port 24 (Ethernet1/0/24) of Instance 0 is ROOT forwarding
Operation port path cost 20000,Port priority 128, Port Identifier 128.24
Designated region root has priority 4096, address 8c1f.6436.51ca
Designated bridge has priority 4096, address 8c1f.6436.51ca

Designated port id is 128.38, Root path cost: external 0 / Internal 0
BPDU: sent 6(TCN 0, CONFIG 0, MST 3)
received 2859(TCN 0, CONFIG 0, MST 2859)

SW_2100#show spanning-tree interface ethernet 1/0/2
*********************************** Process 0 ***********************************
Ethernet1/0/2:
Mst ID IntRPC State Role DsgBridge DsgPort VlanCount
--- ----------- --------- --- ---- ------------------ ----------- ---------
0 128.00002 20000 FWD DSGN 32768.8c1f643651d6 128.00002 1
SW_2100#show spanning-tree interface ethernet 1/0/2 detail
*********************************** Process 0 ***********************************
Port 2 (Ethernet1/0/2) of Instance 0 is DSGN forwarding
Port admin format is auto
Port oper format is privacy
Digest-snooping is disabled
Top change mode is use global mode
Edge port : no(default)
Root Guard : disabled
Loop Guard : disabled
Link type : point-to-point (Auto)
Operation port path cost 20000, Port priority 128, Port Identifier 128.2
Designated root has priority 4096, address 8c1f.6436.51ca
Designated bridge has priority 32768, address 8c1f.6436.51d6
Designated port id is 128.2, designated path cost 0
BPDU: sent 2877(TCN 0, CONFIG 49, MST 2781)
received 0(TCN 0, CONFIG 0, MST 0)