Users Guide

Version Description
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+ conguration.
show spanning-tree pvst
View the Per-VLAN spanning tree conguration.
Syntax
show spanning-tree pvst [vlan vlan-id] [brief] [guard]
Parameters
vlan vlan-id (OPTIONAL) Enter the keyword vlan then the VLAN ID. The range is 1 to 4094.
brief (OPTIONAL) Enter the keyword brief to view a synopsis of the PVST+ conguration
information.
interface (OPTIONAL) Enter one of the interface keywords along with the slot/port information:
• For a 10-Gigabit Ethernet interface, enter the keyword TenGigabitEthernet then
the stack/slot/port/subport information.
• For a 25-Gigabit Ethernet interface, enter the keyword twentyFiveGigE then the
stack/slot/port/subport information.
•
For a 40-Gigabit Ethernet interface, enter the keyword fortyGigE then the stack/
slot/port[/subport] information.
• For a 50-Gigabit Ethernet interface, enter the keyword fiftyGigE then the stack/
slot/port/subport information.
• For a 100-Gigabit Ethernet interface, enter the keyword hundredGigE then the
stack/slot/port information.
• For a Port Channel interface, enter the keyword port-channel then a number:
guard (OPTIONAL) Enter the keyword guard to display the type of guard enabled on a PVST
interface and the current port state.
1244 Per-VLAN Spanning Tree Plus (PVST+)