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DES-7200 Configuration Guide Chapter 3 MPLS Reliability Configuration
3-5
Create configuration tasks
Default configurations
Enable LDP GR protocol
(Optional) Configure relevant parameters of LDP GR
Display configurations
Create configuration tasks
Application environment
In order to retain the adjacency and session information between routers while MPLS device fails
and restore session connection and label information thereafter, MPLS LDP GR must be
configured.
Prerequisites
Before configuring MPLS LDP GR, the following configuration tasks must be completed:
¾ Configure IGP GR
¾ Configure MPLS LDP session
Data preparation
Before configuring MPLS LDP GR, the following data must be prepared:
¾ LDP session reconnection timer
¾ LDP neighbor liveness timer
¾ LDP session recovery timer
Default configurations
The following table describes the default configurations of LDP GR.
Function Default setting
LDP session reconnection timer 300 seconds
LDP neighbor liveness timer 120 seconds
LDP recovery time 120 seconds