Identifying phone calls for internet telephony feature handling by routing the phone calls to a softswitch via a dedicated trunk
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United States of America Patent
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Dec 27, 2016
Grant Date -
Apr 30, 2009
app pub date -
Oct 29, 2007
filing date -
Oct 29, 2007
priority date (Note) -
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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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