SYSTEM FOR IMPROVING OPERATIONS IN AN IMS NETWORK
First Claim
Patent Images
1. A computer-readable storage medium in an originating Serving Call Session Control Function (S-CSCF), comprising computer instructions for:
- querying a Telephone Number Mapping (ENUM) system to provide contact information associated with a communication device; and
receiving from the ENUM system contact information for the communication device and a terminating S-CSCF assigned to the communication device.
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Abstract
A system for improving operations in an Internet Protocol Multimedia Subsystem (IMS) network is provided. A system that incorporates teachings of the present disclosure may include, for example, a Telephone Number Mapping (ENUM) system having a controller element to receive from a terminating Serving Call Session Control Function (S-CSCF) first contact information for a communication device and second contact information for the terminating S-CSCF. Additional embodiments are disclosed.
35 Citations
24 Claims
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1. A computer-readable storage medium in an originating Serving Call Session Control Function (S-CSCF), comprising computer instructions for:
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querying a Telephone Number Mapping (ENUM) system to provide contact information associated with a communication device; and receiving from the ENUM system contact information for the communication device and a terminating S-CSCF assigned to the communication device. - View Dependent Claims (2, 3, 4, 5)
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6. A Serving Call Session Control Function (S-CSCF), comprising a controller element to:
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receive an assignment to provide communication services to a communication device; and supply an ENUM system with contact information for the communication device and the S-CSCF. - View Dependent Claims (7, 8, 9, 10, 11, 12, 13)
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- 14. A Telephone Number Mapping (ENUM) system, comprising a controller element to receive from a terminating Serving Call Session Control Function (S-CSCF) first contact information for a communication device and second contact information for the terminating S-CSCF.
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15. The ENUM system 14, comprising an IP Multimedia Subsystem Service Control (ISC) interface, wherein the controller element receives by way of the ISC interface the first contact information for the communication device and the second contact information for the terminating_S-CSCF.
- 18. A Home Subscriber Server (HSS), comprising a controller element to configure a Telephone Number Mapping (ENUM) system with first contact information of a Serving Call Session Control Function (S-CSCF) and second contact information of a communication device served by the S-CSCF.
- 22. An originating communication device, comprising a controller element to supply an IP Multimedia Subsystem (IMS) network an E.164 number for establishing communications between the originating communication device and a terminating communication device without assistance from an Interrogating Call Session Control Function (I-CSCF).
Specification