Reference Guide

Per-VLAN Spanning Tree plus (PVST+) | 1171
Example 3
Figure 46-4. show spanning-tree pvst command with EDS and LBK
Example 4
Figure 46-5. show spanning-tree pvst with EDS and PVID
Example 5
Figure 46-6. show spanning-tree pvst guard Command
Related
Commands
FTOS#show spanning-tree pvst vlan 2 interface gigabitethernet 1/0
GigabitEthernet 1/0 of VLAN 2 is LBK_INC discarding
Edge port:no (default) port guard :none (default)
Link type: point-to-point (auto) bpdu filter:disable (default)
Bpdu guard :disable (default)
Bpdus sent 152, received 27562
Interface Designated
Name PortID Prio Cost Sts Cost Bridge ID PortID
--------- -------- ---- ------- --- ------- -------------------- --------
Gi 1/0 128.1223 128 20000 EDS 0 32768 0001.e800.a12b 128.1223
Loopback BPDU
Inconsistency
(LBK_INC)
FTOS#show spanning-tree pvst vlan 2 interface gigabitethernet 1/0
GigabitEthernet 1/0 of VLAN 2 is PVID_INC discarding
Edge port:no (default) port guard :none (default)
Link type: point-to-point (auto) bpdu filter:disable (default)
Bpdu guard :disable (default)
Bpdus sent 1, received 0
Interface Designated
Name PortID Prio Cost Sts Cost Bridge ID PortID
--------- -------- ---- ------- --- ------- -------------------- --------
Gi 1/0 128.1223 128 20000 EDS 0 32768 0001.e800.a12b 128.1223
Port VLAN ID (PVID)
Inconsistency
Table 46-1. show spanning-tree pvst guard Command Information
Field Description
Interface Name PVST interface
Instance PVST 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)
FTOS#show spanning-tree pvst vlan 5 guard
Interface
Name Instance Sts Guard type
--------- -------- --------- ----------
Gi 0/1 5 INCON(Root) Rootguard
Gi 0/2 5 FWD Loopguard
Gi 0/3 5 EDS(Shut) Bpduguard
spanning-tree pvst Configure PVST+ on an interface.