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Per-VLAN Spanning Tree plus (PVST+)
Overview
The FTOS implementation of PVST+ (Per-VLAN Spanning Tree plus) is based on the IEEE 802.1d
standard Spanning Tree Protocol, but it creates a separate spanning tree for each VLAN configured.
PVST+ (Per-VLAN Spanning Tree plus) is supported by FTOS on all Dell Force10 systems, as
indicated by the characters that appear below each command heading:
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Commands
The FTOS PVST+ commands are:
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disable
c e s
Disable PVST+ globally.
Syntax
disable
c
C-Series:
e
E-Series:
s
S-Series:
disable
description
extend system-id
protocol spanning-tree pvst
show spanning-tree pvst
spanning-tree pvst
spanning-tree pvst err-disable
tc-flush-standard
vlan bridge-priority
vlan forward-delay
vlan hello-time
vlan max-age
Note:
For easier command line entry, the plus (+) sign is not used at the command line.
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Per-VLAN Spanning Tree plus (PVST+) | 1165
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