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Layer 2 Multicast VPN A L2VPN that offers VPMS is referred to as a L2 Multicast VPN A L2 MVPN is defined by two sets of sites, Sender Sites set and Receiver Sites set, with the following properties: CEs within the Sender Sites set could originate traffic for CEs in the Receiver Sites set. A PE delivers traffic received from a CE in the Sender Sites set to the CEs in the Receiver Sites set using a P2MP PW. CEs not in the Receiver Sites set should not be able to receive this traffic. CEs within the Receiver Sites set could receive traffic originated by any CEs in the Sender Sites set. CEs within the Receiver Sites set should not be able to receive traffic originated by any CE that is not in the Sender Sites set. A L2 MVPN is determined by a set of administrative policies that define the sender sites and receiver sites and these policies could be implemented using Route Targets |