Broadband cable telephony network architecture IP ITN network architecture reference model

A two-way communication system for providing voice calls using Internet Protocol, comprising at least:

• an Internet Protocol Central Station, coupled to the a public switched telephony network, Internet and to a plurality of Customer Premises Equipment CPE via at least one High-Speed Packet Network coupled to a Hybrid Fiber Coaxial Distribution Network,
• the High-Speed Packet Network having a plurality of Ultra High-speed Routers coupled to the Hybrid Fiber Coaxial Distribution Network, and
• the Hybrid Fiber Coaxial Distribution Network being coupled to a Broadband Residential Gateway of the CPE that interconnects a plurality of Customer Premises Equipment,
• wherein voice calls are transmitted over the system in packets formatted in accordance with Internet Protocol.

A two-way communication system for providing at least one of:

• voice, video, data and multimedia over Internet Protocol, comprising at least:
• a Broadband Residential Gateway coupled to a plurality of customer premises equipment and to an Internet Protocol Capable Network,
• a Head End Hub comprising:
• a Cable Modem Bank coupled to an Edge Router and to a Head End,
• the Edge Router, coupled to the Cable Modem Bank and to an Internet Protocol Network wherein the Head End Hub is coupled to the Internet Protocol Capable Network and to the Internet Protocol/High Speed Packet Network,
• the Internet Protocol/High Speed Packet Network coupled to the Head End Hub and to an Internet Protocol Central Office, and
• the Internet Protocol Central Office, coupled to the Internet Protocol/High Speed Packet Network and, where selected, to an external network.