(Optional) Configuring the GR Restarter Timer

You can set the value of a GR Restarter timer, that is, the Neighbor-liveness timer.

Perform the following steps on the GR restarter:

Modifying the values of LDP GR timers may lead to reestablishment of LDP sessions.

Access the system view.
```
system-view
```
Access the MPLS-LDP view.
```
mpls ldp
```
Set the value of the Neighbor-liveness timer.
```
graceful-restart timer neighbor-liveness time
```
The default value is 600 seconds.