Cisco CRS Configuration Guide

PurposeCommand or Action
Configures another explicit path option.Repeat Step 3 as many times as needed.
Example:
RP/0/RP0/CPU0:router(config-if)# path-option 2
Step 4
explicit name 234 ospf 3 area 7 verbatim
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:
• Yes— Saves configuration changes and exits the
configuration session.
• No—Exits the configuration session without
committing the configuration changes.
• Cancel—Remains in the configuration mode, without
committing the configuration changes.
Displays information about MPLS-TE tunnels.
show mpls traffic-eng tunnels [tunnel-number]
Example:
RP/0/RP0/CPU0:router# show mpls traffic-eng tunnels
Step 6
1
Related Topics
Configure MPLS-TE and Fast-Reroute on OSPF: Example, on page 344
Configuring the Ignore Integrated IS-IS Overload Bit Setting in MPLS-TE
Perform this task to configure an overload node avoidance in MPLS-TE. When the overload bit is enabled,
tunnels are brought down when the overload node is found in the tunnel path.
SUMMARY STEPS
1.
configure
2.
mpls traffic-eng
3.
path-selection ignore overload {head | mid | tail}
4.
Use the commit or end command.
Cisco IOS XR MPLS Configuration Guide for the Cisco CRS Router, Release 5.1.x
240
Implementing MPLS Traffic Engineering
Configuring the Ignore Integrated IS-IS Overload Bit Setting in MPLS-TE

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