configure isis timer restart-hello-interval

configure isis [vlan all | {vlan} vlan_name] timer restart-hello-interval seconds {level [1 | 2]}


This command configures the T1 restart retransmit timer for one or all VLAN (Virtual LAN)s.

Syntax Description

vlan all Specifies that the T1 restart timer configuration applies to all VLANs.
vlan_name Specifies a VLAN to which the T1 restart timer configuration applies.
seconds Specifies the T1 restart timer value. The range is 1 to 65535 seconds.
level [1 | 2] Limits the configuration change to level 1 or level 2. If neither level 1 nor level 2 is specified, the configuration applies to both levels.


3 seconds.

Usage Guidelines

If, after sending a restart request, the router process associated with this interface does not receive a restart acknowledgement and a CSNP within the period specified by this command, another restart request is sent.


The following command sets the T1 restart timer to 6 seconds on all level 1 VLANs:

configure isis vlan all timer restart-hello-interval 6 level 1


This command was first available in ExtremeXOS 12.1.

Platform Availability

This command is available on platforms with a Core license.