Patent ID: 7941826

Claim:
A system comprising: a network device that intersects a plurality of zones of a network, the network device to: receive data from another network device located in a source zone, of the plurality of zones, associated with a first domain, the received data being destined for a plurality of multicast recipients, the plurality of multicast recipients being located in one or more destination zones, of the plurality of zones, associated with a different second domain, where the one or more destination zones are different than the source zone, analyze the received data to identify the source zone and the one or more destination zones, apply one or more access control rules to the received data based on the identified source zone and the identified one or more destination zones, determine whether the one or more access control rules permit routing of the received data to the one or more destination zones, and route, using a proxy rendezvous point in the network device, the received data to the plurality of multicast recipients when the one or more access control rules permit routing of the received data to the one or more destination zones, where the proxy rendezvous point, located in the first domain, is associated with the second domain and functions as a rendezvous point for the one or more destination zones.