Reference Guide
protocol spanning-tree pvst
To enable PVST+ on a device, enter the PVST+ mode.
S4820T
Syntax
protocol spanning-tree pvst
To disable PVST+, use the disable command.
Defaults none
Command 
Modes
CONFIGURATION
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 9.0.2.0 Introduced on the S6000.
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.
Version 7.6.1.0 Introduced on the S-Series.
Version 7.5.1.0 Introduced on the C-Series.
Version 8.3.1.0 Introduced.
Example
Dell#conf
Dell(conf)#protocol spanning-tree pvst
Dell(conf-pvst)#no disable
Dell(conf-pvst)#vlan 2 bridge-priority 4096
Dell(conf-pvst)#vlan 3 bridge-priority 16384
Dell(conf-pvst)#
Dell(conf-pvst)#show config
!
protocol spanning-tree pvst
 no disable
 vlan 2 bridge-priority 4096
 vlan 3 bridge-priority 16384
Dell#
Usage 
Information
After you enable PVST+, the device runs an STP instance for each VLAN it supports.
Related 
Commands
disable — disables PVST+.
show spanning-tree pvst — displays the PVST+ configuration.
1320
Per-VLAN Spanning Tree Plus (PVST+)










