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Complementary VoIP service

  • US 20060034261A1
  • Filed: 08/12/2005
  • Published: 02/16/2006
  • Est. Priority Date: 08/12/2004
  • Status: Active Grant
First Claim
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1. A method comprising:

  • receiving a call set-up message for a voice telephone call that has been forwarded from an originally-called telephone number, wherein said originally-called telephone number is an address in the address space of the Public Switched Telephone Network; and

    attempting to establish said voice telephone call with a device that has an address in the address space of the Internet;

    wherein said address of said device is found from said originally-called telephone number.

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