Service Manual
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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.
Dell Networking OS supports PVST+ on the S3048 platform.
NOTE: For easier command line entry, the plus (+) sign is not used at the command line.
description
Enter a description of the PVST+.
S3048
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 “cong-pvst”.)
Command History
This guide is platform-specic. 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
9.8(0.0) Introduced on the S3048-ON and S4048–ON.
9.7(0.0) Introduced on the S6000-ON.
9.0.2.0 Introduced on the S6000.
8.3.19.0 Introduced on the S4820T.
8.3.11.1 Introduced on the Z9000.
8.3.7.0 Introduced on the S4810.
pre- 7.7.1.1 Introduced.
Related Commands
protocol spanning-tree pvst — enter SPANNING TREE mode on the switch.
Per-VLAN Spanning Tree Plus (PVST+)
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