Patent ID: 9628409
Date: 2017-04-18
CPC Classifications: H04L

Claim:
1. A method comprising: executing, with a first provider edge (PE) router of a plurality of PE routers coupled to a first data center, an Ethernet virtual private network (EVPN) protocol to establish an EVPN data center interconnect (DCI) between the first data center and a second data center, wherein the plurality of PE routers of the first data center provide multi-homed connectivity to the EVPN; executing, with the first PE router a multicast routing protocol, to establish one or more tunnels within the first data center to transport multicast traffic between the first PE router and one or more customer networks within the first data center; and based on a current status of the one or more tunnels within the first data center, selectively participating, with the first PE router, in a designated forwarder (DF) election of one or more of the PE routers for forwarding traffic from the EVPN into the first data center.