Figure 109 – Brocade TurboIron 24X Series Configuration Guide User Manual

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Brocade TurboIron 24X Series Configuration Guide

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Multicast Source Discovery Protocol (MSDP)

Example configuration
In Figure 109, devices A, B, C, and D are in Mesh Group 1234. The example configuration following
the figure shows how the devices are configured to be part of the MSDP mesh group. The example
also shows the features that need to be enabled for the MSDP mesh group to work.

FIGURE 109

MSDP mesh group 1234

Configuration for Device A

The following set of commands configure the MSDP peers of Device A (10.1.1.1) that are inside and
outside MSDP mesh group 1234. Device A peers inside the mesh group 1234 are 10.1.2.1,
10.1.3.1, and 10.1.4.1. Device 10.17.17.7 is a peer of Device A, but is outside mesh group 1234.
Multicast is enabled on Device A interfaces. PIM and BGP are also enabled.

TurboIron(config)#router pim

TurboIron(config)#router msdp

TurboIron(config-msdp-router)#msdp-peer 10.1.3.1 connect-source loopback 1

TurboIron(config-msdp-router)#msdp-peer 10.1.4.1 connect-source loopback 1

TurboIron(config-msdp-router)#msdp-peer 10.1.2.1 connect-source loopback 1

TurboIron(config-msdp-router)#msdp-peer 10.17.17.7

TurboIron(config-msdp-router)#mesh-group 1234 10.1.4.1

TurboIron(config-msdp-router)#mesh-group 1234 10.1.3.1

TurboIron(config-msdp-router)#mesh-group 1234 10.1.2.1

TurboIron(config-msdp-router)#exit

Customer A

Switch B

Switch A

Switch C

Switch D

Secondary port
receives RHP 1
and changes to
Blocking

Primary port then
sends RHP 2 with
forwarding bit on

Master

Node

Forwarding bit is on.
Each port changes from
Preforwarding to Forwarding
when it receives this RHP.

RHP 2