| http://www.w3.org/ns/prov#value | - In one embodiment, the invention includes receiving an assignment request message from a call server of a communications network, the assignment request message including a description of a bearer...http://www.google.ca/patents/US7957348?utm_source=gb-gplus-sharePatent US7957348 - Method and system for signaling traffic and media types within a communications network switching systemAdvanced Paten
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