Methods, systems, and computer program products for providing inter-carrier IP-based connections using a common telephone number mapping architecture
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United States of America Patent
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Apr 30, 2013
Grant Date -
Jun 24, 2010
app pub date -
Dec 18, 2008
filing date -
Dec 18, 2008
priority date (Note) -
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Abstract
A system includes a network entry point configured to receive and process internet protocol (IP) based connection requests originating from outside the communications network, and a telephone number mapping (ENUM) database configured to store a uniform resource identifier (URI) of the network entry point and to respond to a request for routing information for a subscriber terminal within the communications network received from a remote entity outside the communications network by providing a naming authority pointer resource (NAPTR) record including the URI of the network entry point to the remote entity in response to the request for routing information.
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