Cisco CRS Configuration Guide

PurposeCommand or Action
Enables LDP auto-configuration on the specified interface. The
LDP configurable limit for maximum number of interfaces does
not apply to IGP auto-config interfaces.
interface type interface-path-id
Example:
RP/0/RP0/CPU0:router(config-ospf-ar)#
Step 5
interface pos 0/6/0/0
RP/0/RP0/CPU0:router(config-ospf-ar-if)
commit—Saves the configuration changes and remains within the
configuration session.
Use the commit or end command.
Step 6
end—Prompts user to take one of these actions:
• Yes— Saves configuration changes and exits the
configuration session.
• No—Exits the configuration session without committing the
configuration changes.
• Cancel—Remains in the configuration session, without
committing the configuration changes.
Related Topics
IGP Auto-configuration, on page 18
Configuring LDP Auto-Configuration: Example, on page 84
Disabling LDP Auto-Configuration, on page 62
Disabling LDP Auto-Configuration
Perform this task to disable IGP auto-configuration.
You can disable auto-configuration on a per-interface basis. This lets LDP enable all IGP interfaces except
those that are explicitly disabled.
SUMMARY STEPS
1.
configure
2.
mpls ldp
3.
interface type interface-path-id
4.
igp auto-config disable
5.
Use the commit or end command.
Cisco IOS XR MPLS Configuration Guide for the Cisco CRS Router, Release 5.1.x
62
Implementing MPLS Label Distribution Protocol
Disabling LDP Auto-Configuration

Cisco CRS Specifications

General

Operating System	Cisco IOS XR
Product Type	Core Router
Form Factor	Modular Chassis
Dimensions	Varies by chassis type
Weight	Varies by chassis type
Architecture	Distributed
Switch Fabric	Multi-stage
Interface Support	Ethernet, SONET/SDH, OTN
Interfaces/Ports	Varies by line card
Port Density	Varies by line card
Routing Protocol	BGP, IS-IS, OSPF, MPLS
Management	CLI, SNMP
Power Supply	Redundant, hot-swappable
Cooling	Redundant, Hot-swappable Fan Trays
Supported Protocols	IPv4, IPv6, MPLS
Management Interfaces	Ethernet, console
Security Features	ACLs