| http://www.w3.org/ns/prov#value | - In a prior art Internet Protocol compliant private branch electronic exchange [hereinafter referred to as ???IP-PBX??? (Internet Protocol-Private Branch eXchange)], a Multimedia Gateway Controller (MGC) that performs call control/processing tasks has Local Area Network (LAN) ports and connects these ports to the Internet, an intranet, or LAN. In this case, the LAN is a network that may be Ethernet
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