Unauthorized Call Activity Detection And Prevention Systems And Methods For A Voice Over Internet Protocol Environment
First Claim
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1. A method for providing call processing in a prison facility, comprising:
- receiving a request to place a call from a terminal accessed by a calling party in the prison facility;
connecting the call to a called party outside the controlled-environment facility via a Voice over Internet Protocol (VoIP) gateway between the terminal and a phone network; and
detecting three-way call activity in the call by monitoring VoIP signals transmitted between the VoIP gateway and the terminal.
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Accused Products
Abstract
Embodiments connect a call in which at least one party is a VoIP call party and monitoring resulting VoIP signals for unauthorized call activity, such as three-way call activity. The monitoring may include monitoring the call for suspend and/or resume events to detect the unauthorized call activity, the suspend and resume events may be generated by a telephone system and passed into a VoIP system associated with the VoIP call party. The monitoring may be carried out by an agent disposed between a VoIP gateway and the VoIP call party or by the VoIP gateway itself.
25 Citations
1 Claim
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1. A method for providing call processing in a prison facility, comprising:
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receiving a request to place a call from a terminal accessed by a calling party in the prison facility; connecting the call to a called party outside the controlled-environment facility via a Voice over Internet Protocol (VoIP) gateway between the terminal and a phone network; and detecting three-way call activity in the call by monitoring VoIP signals transmitted between the VoIP gateway and the terminal.
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Specification