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hops 20
CIST regional root ID Priority 32768, Address 0001.e801.6aa8
CIST external path cost 0
Interface Designated
Name PortID Prio Cost Sts Cost Bridge ID PortID
----------------------------------------------------------
Te 1/1 128.257 128 20000 EDS 0 32768 0001.e801.6aa8 128.257
Interface
Name Role PortID Prio Cost Sts Cost Link-type Edge Boundary
----------------------------------------------------------
Te 1/1 ErrDis 128.257 128 20000 EDS 0 P2P No No
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
Bridge Identifier has priority 32768, Address 0001.e801.6aa8
Configured hello time 2, max age 20, forward delay 15, max
hops 20
We are the root of MSTI 0 (CIST)
Current root has priority 32768, Address 0001.e801.6aa8
CIST regional root ID Priority 32768, Address 0001.e801.6aa8
CIST external path cost 0
Number of topology changes 1, last change occured 00:00:15 ago
on Te 1/1
Port 257 (TenGigabitEthernet 1/1) is LBK_INC Discarding
Port path cost 20000, Port priority 128, Port Identifier
128.257
Designated root has priority 32768, address 0001.e801.6aa8
Designated bridge has priority 32768, address 0001.e801.6aa8
Designated port id is 128.257, designated path cost 0
Number of transitions to forwarding state 1
BPDU (MRecords): sent 21, received 9
The port is not in the Edge port mode
Usage
Information
The following describes the show spanning-tree msti 5 guard command
shown in the following example.
Field Description
Interface Name MSTP interface.
Instance MSTP instance.
Sts Port state: root-inconsistent (INCON Root), forwarding
(FWD), listening (LIS), blocking (BLK), or shut down (EDS
Shut).
Guard Type Type of STP guard configured (Root, Loop, or BPDU guard).
Example
(Guard)
Dell#show spanning-tree msti 5 guard
Interface
Name Instance Sts Guard type
------------------------------------
Te 1/1 5 INCON(Root) Rootguard
Multiple Spanning Tree Protocol (MSTP)
1207