Multiple subscriber videoconferencing system

  • US 9,154,734 B2
  • Filed: 04/18/2013
  • Issued: 10/06/2015
  • Est. Priority Date: 03/24/2000
  • Status: Expired due to Term
First Claim
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1. A system, comprising:

  • videoconferencing services switches adapted for deployment across a service provider Internet Protocol (IP) network, each videoconferencing services switch adapted to be linked to at least one other videoconferencing services switch and comprising;

    a call control module providing control of videoconferencing calls, the call control module configured to perform call set-up operations, to manage call data streams, and to perform call tear-down operations;

    a security module configured to provide firewall services for videoconferencing calls, the security module further comprising;

    a Session Initiation Protocol (SIP) firewall module configured to use firewall settings on a per-subscriber basis to allow a subscriber-specific firewall that is custom-implemented for traffic from each subscriber; and

    a tunneling services module configured to provide a virtual private network (VPN) between the videoconferencing services switch and a subscriber IP network.

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