Abstract

In multi-site Border Gateway Protocol (BGP) Multicast Virtual Private Network (MVPN) deployments, it is common to have site local Rendezvous Points (RPs) behind each of the Provider Edge (PE) nodes that participate in MVPN communications. Multiple RPs are necessary for de-centralized management and are used to make receivers join the RP most suited to them in multicast. However, it has always been a problem in such topologies that have multiple RPs for receivers to find sources. Presented herein are techniques that provide a mechanism for MVPN source-discovery that can greatly improve the efficiency of source discovery. In addition, techniques herein may offer improved flexibility in deployment and distributed management of MVPN networks.

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Creative Commons License
This work is licensed under a Creative Commons Attribution 4.0 License.

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