Cisco CRS Configuration Guide

Configuring Local Label Allocation Control
Perform this task to configure label allocation control.
By default, local label allocation control is disabled and all non-BGP prefixes are assigned local labels.Note
SUMMARY STEPS
1.
configure
2.
mpls ldp
3.
[vrf vrf-name] address-family { ipv4}
4.
label local allocate for prefix-acl
5.
Use the commit or end command.
DETAILED STEPS
PurposeCommand or Action
Enters global configuration mode.configure
Example:
RP/0/RP0/CPU0:router# configure
Step 1
Enters the MPLS LDP configuration mode.mpls ldp
Example:
RP/0/RP0/CPU0:router(config)# mpls ldp
Step 2
(Optional) Specifies a non-default VRF.
[vrf vrf-name] address-family { ipv4}
Step 3
Example:
RP/0/RP0/CPU0:router(config-ldp)#
Enables the LDP IPv4 address family.
address-family ipv4
Configures label allocation control for prefixes as specified by
prefix-acl.
label local allocate for prefix-acl
Example:
RP/0/RP0/CPU0:router(config-ldp-af)# label
Step 4
local allocate for pfx_acl_1
commit—Saves the configuration changes and remains within the
configuration session.
Use the commit or end command.
Step 5
end—Prompts user to take one of these actions:
Cisco IOS XR MPLS Configuration Guide for the Cisco CRS Router, Release 5.1.x
48
Implementing MPLS Label Distribution Protocol
Configuring Local Label Allocation Control

Cisco CRS Specifications

General

Brand	Cisco
Model	CRS
Category	Network Router
Language	English