Cisco CRS Configuration Guide

Configuring the Size of the Local Label
Perform this task to configure the dynamic range of local labels that are available on packet interfaces.
SUMMARY STEPS
1.
configure
2.
mpls label range table table-id {minimum maximum}
3.
Use the commit or end command.
4.
show mpls label range
DETAILED STEPS
PurposeCommand or Action
Enters global configuration mode.configure
Example:
RP/0/RP0/CPU0:router# configure
Step 1
Configures the size of the local label space. The example shows how
to configure the size of the local label space using a minimum of 16200
and a maximum of 120000.
mpls label range table table-id {minimum
maximum}
Example:
RP/0/RP0/CPU0:router(config)#mpls label
range 16200 120000
Step 2
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.
Displays the range of local labels available for use on packet interfaces.show mpls label range
Example:
RP/0/RP0/CPU0:router# show mpls label
range
Step 4
Cisco IOS XR MPLS Configuration Guide for the Cisco CRS Router, Release 5.1.x
160
Implementing MPLS Forwarding
Configuring the Size of the Local Label

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