IDENTIFYING PHONE CALLS FOR INTERNET TELEPHONY FEATURE HANDLING BY ROUTING THE PHONE CALLS TO A SOFTSWITCH VIA A DEDICATED TRUNK
First Claim
1. A method of operating a communication system, comprising:
- associating a plurality of phone numbers for time division multiplexed (TDM) public switched telephone network (PSTN) lines with an Internet telephony feature group that has Internet telephony feature handling;
routing phone calls that are directed to phone numbers in the Internet telephony feature group through at least one dedicated trunk of the PSTN to a Softswitch; and
routing phone calls received by the Softswitch on the dedicated trunk to an Internet telephony call controller for Internet telephony feature handling.
1 Assignment
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Accused Products
Abstract
A communication system includes a plurality of time division multiplexed (TDM) public switched telephone network (PSTN) trunks, a Signal Control Point (SCP), a Softswitch, and an Internet telephony call controller. The SCP a plurality of phone numbers for time division multiplexed TDM PSTN lines with an Internet telephony feature group that has Internet telephony feature handling. The SCP routes phone calls that are directed to phone numbers in the Internet telephony feature group through at least one dedicated trunk of the PSTN to the Softswitch. The Softswitch routes phone calls that it receives on the dedicated trunk to the Internet telephony call controller for Internet telephony feature handling.
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Citations
20 Claims
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1. A method of operating a communication system, comprising:
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associating a plurality of phone numbers for time division multiplexed (TDM) public switched telephone network (PSTN) lines with an Internet telephony feature group that has Internet telephony feature handling; routing phone calls that are directed to phone numbers in the Internet telephony feature group through at least one dedicated trunk of the PSTN to a Softswitch; and routing phone calls received by the Softswitch on the dedicated trunk to an Internet telephony call controller for Internet telephony feature handling. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A Signal Control Point (SCP) within a Public Switched Telephone Network (PSTN), the SCP comprising:
an Internet telephony feature controller that is configured to associate a plurality of phone numbers for time division multiplexed (TDM) PSTN lines with an Internet telephony feature group that has Internet telephony feature handling, and to route phone calls that are directed to phone numbers in the Internet telephony feature group through at least one dedicated trunk of the PSTN to a Softswitch for routing to an Internet telephony call controller for Internet telephony feature handling. - View Dependent Claims (14, 15, 16, 17)
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18. A Softswitch comprising:
an Internet telephony call router controller that is configured to receive phone calls on a plurality of trunks of a public switched telephone network (PSTN), and configured to decide whether to route individual ones of the phone calls through an Internet protocol (IP) network to an Internet telephony call controller for Internet telephony feature handling in response to whether the individual phone call was received by the Softswitch on a dedicated one of the trunks of the PSTN that is designated for carrying calls for Internet telephony feature handling. - View Dependent Claims (19, 20)
Specification