Prerequisites For Implementing Cisco Mpls Traffic Engineering - Cisco ASR 9000 Series Configuration Manual
Aggregation services router mpls
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- Command reference manual (1138 pages) ,
- Routing configuration manual (702 pages) ,
- Reference manual (696 pages)
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Prerequisites for Implementing Cisco MPLS Traffic Engineering
Release
Release 4.1.1
Release 4.2.0
Release 4.2.1
Release 4.2.3
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Prerequisites for Implementing Cisco MPLS Traffic Engineering
These prerequisites are required to implement MPLS TE:
• You must be in a user group associated with a task group that includes the proper task IDs. The command
• Router that runs Cisco IOS XR software .
• Installed composite mini-image and the MPLS package, or a full composite image.
• IGP activated.
• Enable LDP globally by using the mpls ldp command to allocate local labels even in RSVP (MPLS TE)
Cisco ASR 9000 Series Aggregation Services Router MPLS Configuration Guide, Release 4.3.x
114
Prerequisites for Implementing Cisco MPLS Traffic Engineering, page 114
Restrictions for Implementing GMPLS UNI, page 115
Information About Implementing MPLS Traffic Engineering, page 115
How to Implement Traffic Engineering, page 155
Configuration Examples for Cisco MPLS-TE, page 251
Additional References, page 275
reference guides include the task IDs required for each command. If you suspect user group assignment
is preventing you from using a command, contact your AAA administrator for assistance.
only core. You do not have to specify any interface if the core is LDP free.
Modification
The Auto-Tunnel Mesh feature was added.
Support was added for the following features:
• Soft-Preemption
• Path Option Attributes
The Auto-Tunnel Attribute-set feature was added for auto-backup
tunnels.
Support was added for the following features:
• End-to-End TE Path Protection Enhancements — Explicit
Path Protection and Co-existence of Path Protection with
Fast Reroute
• P2MP-TE Inter-area Enhancements
Implementing MPLS Traffic Engineering
OL-28381-02
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