42
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+.
Z9500
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
9.2(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+)
