| http://www.w3.org/ns/prov#value | - ocated remotely from the gateway as shown in FIGS. 1A and 1B, it presents economic advantages by allowing the gateway to be made at lower cost with lower cost connections between the gateway and the IP call controller.In another aspect, the invention is a system wherein non-IP digital PBX telephone handsets are coupled to an IP telephone call controller in a public telephone network.
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