The set protocols spanning-tree pvst vlan hello-time command sets the interval of the switching device to send BPDUs when Rapid-PVST+ is running.


Command Syntax

set protocols spanning-tree pvst vlan <vlan-id> hello-time <hello-time>


Parameter

Parameter

Description

vlan <vlan-id>

Specifies the VLAN ID. The value is an integer that ranges from 1 to 4094.

hello-time <hello-time>

Specifies the interval of the switch to send BPDUs. The value is an integer, in seconds, that ranges from 1 to 10. The default value is 2s.


Usage Guidelines

The relationships between the Hello Time, Forward Delay, and Max Age are as follows. The spanning tree functions properly only if the correct relationships are established. Otherwise, frequent network flapping occurs.


Example

admin@Xorplus# set protocols spanning-tree pvst vlan 5 hello-time 5
admin@Xorplus# commit