Dell C9000 Series Reference Manual page 1860

Field
Interface Name
Instance
Sts
Guard Type
Example (Brief)
Dell#show spanning-tree rstp brief
Executing IEEE compatible Spanning Tree Protocol
Root ID Priority 8192, Address 0001.e805.e306
Root Bridge hello time 4, max age 20, forward delay 15
Bridge ID Priority 16384, Address 0001.e801.6aa8
Configured hello time 2, max age 20, forward delay 15
Interface
Name
---------- ------- --- ------- -------------------- --------
Te 2/0 128.418 128 20000 FWD 20000 16384 0001.e801.6aa8 128.418
Te 2/1 128.419 128 20000 FWD 20000 16384 0001.e801.6aa8 128.419
Te 2/8 128.426 128 20000 FWD 20000 8192 0001.e805.e306 128.130
Te 2/9 128.427 128 20000 BLK 20000 8192 0001.e805.e306 128.131
Interface
Name
----------- ---- ------- --- ------- --------- ----
Te 2/0 Desg 128.418 128 20000 FWD 20000 P2P
Te 2/1 Desg 128.419 128 20000 FWD 20000 P2P
Te 2/8 Root 128.426 128 20000 FWD 20000 P2P
Te 2/9 Altr 128.427 128 20000 BLK 20000 P2P
Dell#
Example (EDS,
LBK)
Dell#show spanning-tree rstp br
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
Bridge ID Priority 32768, Address 0001.e801.6aa8
We are the root
Configured hello time 2, max age 20, forward delay 15
Interface
Name
- ---- ------- --- ------- -------------------- --------
Te 0/0 128.257 128 20000 EDS 0 32768 0001.e801.6aa8 128.257
Interface
Name
--- ------ -------- ---- ------- --- ------- --------- ----
Te 0/0 ErrDis 128.257 128 20000 EDS 0 P2P No
Dell#show spanning-tree rstp
Root Identifier has priority 32768, Address 0001.e801.6aa8
Root Bridge hello time 2, max age 20, forward delay 15, max hops 0
Bridge Identifier has priority 32768, Address 0001.e801.6aa8
Configured hello time 2, max age 20, forward delay 15, max hops 0
We are the root
Current root has priority 32768, Address 0001.e801.6aa8
Description
RSTP interface.
RSTP instance.
Port state: root-inconsistent (INCON Root), forwarding (FWD),
listening (LIS), blocking (BLK), disabled (DIS), or shut down (EDS
Shut).
Types of STP guard configured (Root, Loop, or BPDU guard)
PortID Prio Cost Sts Cost
Role PortID Prio Cost Sts Cost
NOTE: "LBK_INC" (bold) means Loopback BPDU Inconsistency.
PortID Prio Cost Sts Cost
Role PortID
Designated
Bridge ID
Link-type Edge
Designated
Bridge ID PortID
Prio Cost Sts Cost Link-type Edge
Rapid Spanning Tree Protocol (RSTP)
PortID
Yes
Yes
No
No
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