Dell Force10 S4810P Reference Manual page 1291

Command History
Version 8.3.11.1
Version 8.5.1.0
Version 8.4.2.1
Version 7.6.1.0
Version 7.5.1.0
Version 6.4.1.0
Version 6.2.1.1
Usage The following describes the show spanning-tree pvst command shown in the
Information Examples below.
Field
Interface Name
Instance
Sts
Guard Type
Example (Brief)
FTOS#show spanning-tree pvst vlan 3 brief
VLAN 3
Executing IEEE compatible Spanning Tree Protocol
Root ID Priority 4096, Address 0001.e801.6aa8
Root Bridge hello time 2, max age 20, forward delay 15
Bridge ID Priority 16384, Address 0001.e805.e306
Configured hello time 2, max age 20, forward delay 15
Interface
Name
----------------------------------------------------------
Gi 1/0
128.426
Gi 1/1
128.427
Gi 1/16 128.146 128 20000 FWD 20000 16384 0001.e805.e306
128.146
Gi 1/17 128.147 128 20000 FWD 20000 16384 0001.e805.e306
128.147
Interface
Name
-----------------------------------------------------
Gi 1/0
Gi 1/1
Gi 1/16 Desg 128.146
Gi 1/17 Desg 128.147
Example
FTOS#show spanning-tree pvst vlan 2
VLAN 2
Root Identifier has priority 4096, Address 0001.e805.e306
Introduced on the Z9000.
Added support for 4-port 40G line cards on ExaScale.
Support for the optional guard keyword was added on the C-Series,
S-Series, and E-Series TeraScale.
Introduced on the S-Series.
Introduced on the C-Series.
Expanded to display port error disable state (EDS) caused by
loopback BPDU inconsistency and Port VLAN ID inconsistency.
Introduced.
Description
PVST interface.
PVST instance.
Port state: root-inconsistent (INCON Root), forwarding (FWD),
listening (LIS), blocking (BLK), or shut down (EDS Shut).
Type of STP guard configured (Root, Loop, or BPDU guard).
PortID Prio Cost Sts Cost
128.130 128 20000 FWD 20000 4096 0001.e801.6aa8
128.131 128 20000 BLK 20000 4096 0001.e801.6aa8
Role PortID Prio Cost
Root 128.130 128
Altr 128.131 128
128
128
Designated
Bridge ID
Sts Cost Link-type Edge
20000 FWD 20000 P2P
20000 BLK 20000 P2P
20000 FWD 20000 P2P
20000 FWD 20000 P2P
PortID
No
No
Yes
Yes
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