Reference Guide

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Per-VLAN Spanning Tree Plus (PVST+)
The Dell Networking operating software (FTOS) implementation of per-VLAN spanning tree plus (PVST+) is based on the
IEEE 802.1w standard spanning tree protocol.
FTOS supports PVST+ on the S4820T platform.
NOTE: For easier command line entry, the plus (+) sign is not used at the command line.
description
Enter a description of the PVST+.
S4820T
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 FTOS Command Line Reference Guide .
The following is a list of the FTOS version history for this command.
Version 8.3.19.0 Introduced on the S4820T.
Version 8.3.11.1 Introduced on the Z9000.
Version 8.3.7.0 Introduced on the S4810.
pre-Version
7.7.1.1
Introduced.
Related
Commands
protocol spanning-tree pvst — enter SPANNING TREE mode on the switch.
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