Reference Guide

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Per-VLAN Spanning Tree Plus (PVST+)
The Dell Networking operating software implementation of per-VLAN spanning tree plus (PVST+) is based
on the IEEE 802.1w standard spanning tree protocol.
NOTE: For easier command line entry, the plus (+) sign is not used at the command line.
description
Enter a description of the PVST+.
C9000 Series
Syntax
description {description}
To remove the description, use the no description {description}
command.
Parameters
description Enter a description to identify the spanning tree (80
characters maximum).
Defaults none
Command Modes SPANNING TREE PVST+ (The prompt is “config-pvst”.)
Command History
This guide is platform-specific. For command information about other platforms,
refer to the relevant Dell Networking OS Command Line Reference Guide.
The following is a list of the Dell Networking OS version history for this command.
Version Description
9.9(0.0) Introduced on the C9010.
9.2(1.0) Introduced on the Z9500.
8.3.19.0 Introduced on the S4820T.
8.3.11.1 Introduced on the Z9000.
8.3.7.0 Introduced on the S4810.
7.7.1.1 Introduced.
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Per-VLAN Spanning Tree Plus (PVST+)