Dell Z9500 Command Reference Manual page 1246

hops 5
Current root has priority 16384, Address 0001.e800.0a5c
Number of topology changes 0, last change occurred 3058087
Port 82 (TenGigabitEthernet 2/0) is designated Forwarding
Port path cost 0, Port priority 128, Port Identifier 128.82
Designated root has priority 16384, address 0001.e800.0a:5c
Designated bridge has priority 32768, address 0001.e802.35:06
Designated port id is 128.82, designated path cost
Number of transitions to forwarding state 1
BPDU (Mrecords): sent 1109, received 0
The port is not in the portfast mode
Port 88 (TenGigabitEthernet 2/6) is root Forwarding
Port path cost 0, Port priority 128, Port Identifier 128.88
Designated root has priority 16384, address 0001.e800.0a:5c
Designated bridge has priority 16384, address 0001.e800.0a:5c
Designated port id is 128.88, designated path cost
Number of transitions to forwarding state 4
BPDU (Mrecords): sent 19, received 1103
The port is not in the portfast mode
Port 89 (TenGigabitEthernet 2/7) is alternate Discarding
Port path cost 0, Port priority 128, Port Identifier 128.89
Designated root has priority 16384, address 0001.e800.0a:5c
Designated bridge has priority 16384, address 0001.e800.0a:5c
Designated port id is 128.89, designated path cost
Number of transitions to forwarding state 3
BPDU (Mrecords): sent 7, received 1103
The port is not in the portfast mode
Example (EDS
The bold line shows the loopback BPDU inconsistency (LBK_INC).
and LBK)
Dell#show spanning-tree msti 0 brief
MSTI 0 VLANs mapped 1-4094
Executing IEEE compatible Spanning Tree Protocol
Root ID Priority 32768, Address 0001.e801.6aa8
Root Bridge hello time 2, max age 20, forward delay 15, max
hops 20
Bridge ID Priority 32768, Address 0001.e801.6aa8
We are the root of MSTI 0 (CIST)
Configured hello time 2, max age 20, forward delay 15, max
hops 20
CIST regional root ID Priority 32768, Address 0001.e801.6aa8
CIST external path cost 0
Interface
Name
----------------------------------------------------------
Te 0/0
Interface
Name
----------------------------------------------------------
Te 0/0 ErrDis 128.257
Dell#show spanning-tree msti 0
MSTI 0 VLANs mapped 1-4094
Root Identifier has priority 32768, Address 0001.e801.6aa8
Root Bridge hello time 2, max age 20, forward delay 15, max
hops 20
1246
PortID Prio Cost Sts Cost Bridge ID
128.257 128 20000 EDS 0 32768 0001.e801.6aa8 128.257
Role PortID Prio Cost Sts Cost Link-type Edge Boundary
128 20000 EDS 0
Designated
PortID
P2P No
Multiple Spanning Tree Protocol (MSTP)
No