Specifications

mpls ldp graceful-restart
MP-219
Cisco IOS Multiprotocol Label Switching Command Reference
January 2010
mpls ldp graceful-restart
To enable Multiprotocol Label Switching (MPLS) Label Distribution Protocol (LDP) Graceful Restart,
use the mpls ldp graceful-restart command in global configuration mode. To disable LDP Graceful
Restart, use the no form of this command.
mpls ldp graceful-restart
no mpls ldp graceful-restart
Syntax Description This command has no arguments or keywords.
Command Default LDP Graceful Restart is not enabled.
Command Modes Global configuration
Command History
Usage Guidelines LDP Graceful Restart must be enabled before an LDP session is established.
Using the no
form of the command disables the Graceful Restart functionality on all LDP sessions.
Examples The command in the following example enables LDP Graceful Restart on a router:
Router(config)# mpls ldp graceful-restart
Related Commands
Release Modification
12.0(29)S This command was introduced.
12.3(14)T This command was integrated into Cisco IOS Release 12.3(14)T.
12.2(25)S This command was integrated into Cisco IOS Release 12.2(25)S.
12.2(28)SB This command was integrated into Cisco IOS Release 12.2(28)SB and
i
mplemented on the Cisco 10000 series routers.
12.2(33)SRA This command was integrated into Cisco IOS Release 12.2(33)SRA.
12.2(33)SXH This command was integrated into Cisco IOS Release 12.2(33)SXH.
Command Description
mpls ldp graceful-restart timers
f
orwarding-holding
Specifies the amount of time the MPLS forwarding state should
be preserved after the control plane restarts.
mpls ldp graceful-restart timers
m
ax-recovery
Specifies the amount of time a router should hold stale label-FEC
bindings after an LDP session has been reestablished.
mpls ldp graceful-restart timers
neighbor
-liveness
Specifies the amount of time a router should wait for an LDP
session to be reestablished.