CLI Guide

Supported Modes Full—Switch
Command History
Version Description
9.9(0.0) Introduced on the FN IOM.
8.3.16.1 Introduced on the MXL 10/40GbE Switch IO Module.
Related
Commands
vlan forward-delay — changes the time interval before the system transitions to the
Forwarding state.
vlan hello-time — change the time interval between BPDUs.
vlan max-age — changes the time interval before PVST+ refreshes.
show spanning-tree pvst — displays the PVST+ configuration.
vlan forward-delay
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-id forward-delay seconds
To return to the default setting, use the no vlan forward-delay command.
Parameters
vlan vlan-range Enter the keyword vlan then the VLAN numbers. The range
is from 1 to 4094.
forward-delay
seconds
Enter the keywords forward-delay then the time interval,
in seconds, that the system waits before transitioning PVST+
to the forwarding state. The range is from 4 to 30 seconds.
The default is 15 seconds.
Defaults 15 seconds
Command Modes CONFIGURATION (conf-pvst)
Supported Modes Full—Switch
Command History
Version Description
9.9(0.0) Introduced on the FN IOM.
8.3.16.1 Introduced on the MXL 10/40GbE Switch IO Module.
Related
Commands
vlan bridge-priority — sets the bridge-priority value.
vlan hello-time — changes the time interval between BPDUs.
Per-VLAN Spanning Tree Plus (PVST+)
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