Cisco CRS Configuration Guide

SUMMARY STEPS
1.
configure
2.
snmp-server ifindex persist
3.
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
Enables ifindex persistence globally on all Simple Network Management
Protocol (SNMP) interfaces.
snmp-server ifindex persist
Example:
RP/0/RP0/CPU0:router(config)#
Step 2
snmp-server ifindex persist
commit—Saves the configuration changes and remains within the
configuration session.
Use the commit or end command.
Step 3
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.
Enabling LMP Message Exchange
Perform the following task to enable LMP message exchange. LMP is enabled by default. You can disable
LMP on a per neighbor basis using the lmp static command in LMP protocol neighbor mode.
LMP is recommended unless the peer optical device does not support LMP (in which case it is necessary
to disable it at both ends).
Note
Cisco IOS XR MPLS Configuration Guide for the Cisco CRS Router, Release 5.1.x
251
Implementing MPLS Traffic Engineering
Configuring GMPLS

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