Chapter 39 Remote Loop-Free Alternate - Fast Reroute

How to Configure Remote Loop-Free Alternate - Fast Reroute

Configuring Remote LFA-FRR for OSPF

To configure Remote LFA-FRR for the OSPF routing process, complete the following steps:

SUMMARY STEPS

1.enable

2.configure terminal

3.interface type number

4.no negotiation auto

5.service instance id ethernet

6.encapsulation dot1q vlan-id

7.rewrite ingress tag pop 1 symmetric

8.bridge-domainbridge-domain-id

9.interface vlan bridge-domain-id

10.ip address ip-address

11.exit

12.router ospf

13.fast-reroute per-prefix {level-1 level-2} {all route-map route-map-name}

14.fast-reroute remote-lfa {level-1 level-2}mpls-ldp [maximum-metric metric-value]

15.mpls ldp sync

DETAILED STEPS

 

Command

Purpose

 

 

 

Step 1

enable

Enables privileged EXEC mode.

 

 

Enter your password if prompted.

 

Example:

 

 

Router> enable

 

 

 

 

Step 2

configure terminal

Enters global configuration mode.

 

Example:

 

 

Router# configure terminal

 

 

 

 

Step 3

interface type number

Specifies an interface type and number, and enters interface

 

 

configuration mode.

 

Example:

 

 

Router(config)# interface vlan 40

 

 

 

 

Step 4

no negotiation auto

Disables automatic negotiation.

 

Example:

 

 

Router(config-if)# no negotiation auto

 

 

 

 

 

 

Cisco ASR 901 Series Aggregation Services Router Software Configuration Guide

 

 

 

 

 

 

OL-23826-09

 

 

39-9

 

 

 

 

 

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Cisco Systems A9014CFD manual Configuring Remote LFA-FRR for Ospf, 39-9