Specifying metrics, Enable bgp ecmp – Brocade Multi-Service IronWare Multiprotocol Label Switch (MPLS) Configuration Guide (Supporting R05.6.00) User Manual

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Multi-Service IronWare Multiprotocol Label Switch (MPLS) Configuration Guide

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BGP shortcuts

5

Enable next-hop MPLS and observe the effect on the route to 10.8.8.1/32.

Enable LSP-metric comparison and note that, because of the metric for LSP to22, it has no
effect on the routing table.

Change the metric for an LSP (to2 in this example).

Disable LSP-metric compare and check the consequences.

Disable global next-hop MPLS

Specifying metrics

This step specifies metrics for three LSPs.

Brocade(config-bgp)# router mpls

Brocade(config-mpls)# lsp to2

Brocade(config-mpls-lsp-to2)# disable

Brocade(config-mpls-lsp-to2)# to 10.1.1.2

Brocade(config-mpls-lsp-to2)# from 10.1.1.1

Brocade(config-mpls-lsp-to2)# metric 10

Brocade(config-mpls-lsp-to2)# enable

Connecting signaled LSP to2

exit

....

Brocade(config-mpls)# lsp to22

Brocade(config-mpls-lsp-to22)# disable

Brocade(config-mpls-lsp-to22)# to 10.1.1.2

Brocade(config-mpls-lsp-to22)# from 10.1.1.1

Brocade(config-mpls-lsp-to22)# metric 20

Brocade(config-mpls-lsp-to22)# enable

Connecting signaled LSP to22

exit

....

Brocade(config-mpls)# lsp to2_sec

Brocade(config-mpls-lsp-to2_sec)# diable

Brocade(config-mpls-lsp-to2_sec)# to 10.10.1.2

Brocade(config-mpls-lsp-to2_sec)# from 10.10.1.1

Brocade(config-mpls-lsp-to2_sec)# metric 10

Brocade(config-mpls-lsp-to2_sec)# enable

Connecting signaled LSP to2_sec

exit

Brocade(config-mpls)# show mpls lsp

Admin Oper Tunnel Up/Dn Retry Active

Name To State State Intf Times No. Path

to2 10.1.1.2 UP UP tnl0 1 0 --

to2_sec 10.10.1.2 UP UP tnl2 1 0 --

to22 10.1.1.2 UP UP tnl1 1 0 --

Syntax: [no] metric num

Enable BGP ECMP

This example shows BGP ECMP being enabled and the check of the Routing Table Manager (RTM)
by the show ip route command. The destination for this example is 10.8.8.8/32, and native IP
forwarding is in effect.

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