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LOCAL TERMINAL DEVICE AND METHOD FOR EXCHANGING VOIP SIGNALING

  • US 20120314698A1
  • Filed: 08/15/2011
  • Published: 12/13/2012
  • Est. Priority Date: 06/07/2011
  • Status: Active Grant
First Claim
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1. A local terminal device in electronic communication with a dynamic domain name service (DDNS) server and a remote terminal device via a voice over Internet protocol (VoIP) network, the local terminal device having a local Internet protocol (IP) address, the remote terminal device having a remote IP address, the local terminal device comprising:

  • a user interface operable to receive a local mail address of a local user and a remote mail address of a remote user;

    at least one processor;

    a storage system to store one or more programs executable by the at least one processor, the one or more programs comprising;

    a registration module operable to convert the local mail address into a local domain name, and transmit the local domain name and the local IP address to the DDNS server to register with the DDNS server;

    a querying module operable to convert the remote mail address into a remote domain name, and query the DDNS server for the remote IP address corresponding to the remote domain name; and

    a signaling exchanging module operable to exchange VoIP signaling with the remote terminal device according to the remote IP address.

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