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Cisco MWR 2941 Mobile Wireless Edge Router Release 3.5 Command Reference, Cisco IOS Release 15.1(3)MR
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Chapter Cisco MWR 2941 Router Command Reference, Release 15.1(3)MR
mpls ldp router-id
mpls ldp router-id
To specify a preferred interface for the Label Distribution Protocol (LDP) router ID, use the mpls ldp
router-id command in global configuration mode. To disable the interface from being used as the LDP
router ID, use the no form of this command.
mpls ldp router-id [vrf vrf-name] interface [force]
no mpls ldp router-id [vrf vrf-name] [interface [force]]
Syntax Description
Command Default If the mpls ldp router-id command is not executed, the router determines the LDP router ID as follows:
1. The router examines the IP addresses of all operational interfaces.
2. If these IP addresses include loopback interface addresses, the router selects the largest loopback
address as the LDP router ID.
3. Otherwise, the router selects the largest IP address pertaining to an operational interface as the
LDP router ID.
Command Modes Global configuration
Command History
vrf vrf-name (Optional) Selects the interface as the LDP router ID for the named Virtual
Private Network (VPN) routing and forwarding (VRF) table. The selected
interface must be associated with the named VRF.
interface The specified interface to be used as the LDP router ID, provided that the
interface is operational.
force (Optional) Alters the behavior of the mpls ldp router-id command, as
described in theUsage Guidelines “Usage Guidelines” section.
Release Modification
12.0(10)ST This command was introduced.
12.0(14)ST The force keyword was added.
12.1(2)T This command was integrated into Cisco IOS Release 12.1(2)T.
12.1(8a)E This command was integrated into Cisco IOS Release 12.1(8a)E.
12.0(22)S This command was integrated into Cisco IOS Release 12.0(22)S.
12.4(5) The vrf vrf-name keyword/argument pair was added.
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.
12.2(33)SB This command was integrated into Cisco IOS Release 12.2(33)SB.
12.4(20)MR This command was integrated into Cisco IOS Release 12.4(20)MR.
12.2(33)MRA This command was integrated into Cisco IOS Release 12.2(33)MRA.
15.0(1)MR This command was integrated into Cisco IOS Release 15.0(1)MR.
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