Reference Guide

Per-VLAN Spanning Tree Plus (PVST+) | 931
vlan bridge-priority
c e s z
Set the PVST+ bridge-priority for a VLAN or a set of VLANs.
Syntax
vlan vlan-range bridge-priority value
To return to the default value, enter no vlan bridge-priority command.
Parameters
Defaults
32768
Command Modes
CONFIGURATION (conf-pvst)
Command
History
Related
Commands
vlan forward-delay
c e s z
Set the amount of time the interface waits in the Listening State and the Learning State before
transitioning to the Forwarding State.
Syntax
vlan vlan-range forward-delay seconds
To return to the default setting, enter no vlan forward-delay command.
Parameters
Defaults
15 seconds
vlan vlan-range Enter the keyword vlan followed by the VLAN number(s).
Range: 1 to 4094
bridge-priority value Enter the keyword bridge-priority followed by the bridge priority value
in increments of 4096.
Range: 0 to 61440
Default: 32768
Version 8.3.11.1 Introduced on Z9000
Version 7.6.1.0 Support added for S-Series
Version 7.5.1.0 Support added for C-Series
Version 6.2.1.1 Introduced
vlan forward-delay Change the time interval before FTOS transitions to the forwarding state
vlan hello-time Change the time interval between BPDUs
vlan max-age Change the time interval before PVST+ refreshes
show spanning-tree pvst Display the PVST+ configuration
vlan vlan-range Enter the keyword vlan followed by the VLAN number(s).
Range: 1 to 4094
forward-delay
seconds
Enter the keyword forward-delay followed by the time interval, in seconds, that
FTOS waits before transitioning PVST+ to the forwarding state.
Range: 4 to 30 seconds
Default: 15 seconds