Worldwide Packets, Inc.

Jose J Debarros

Michael J Chartier

Christopher K Setty

Barbara R Sinnott

A multicast services control system is provided for Internet protocol television transport. The system includes a service distribution platform, at least one service concentration platform, and at least one set-top box. The service distribution platform has a multicast table. The service distribution platform is configured to receive channels from an Internet protocol video source and the multicast table is configured to include an entry for each of the channels. The at least one service concentration platform communicates with the service distribution platform for forwarding 'leaves' and receiving 'joins' with the service distribution platform. The at least one set-top box includes a receiving port and is configured to generate &#x201c;leaves&#x201d; and forward the &#x201c;leaves&#x201d; to one or more of the at least one service concentration platform wherein the &#x201c;leaves&#x201d; are snooped by portals and concentrators and wherein the set-top box is further configured to receive &#x201c;joins&#x201d; from one or more of the at least one service concentration platform. A method is also provided.

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Spokane, WA, United States of America

Jose J Debarros