Patent ID: 8320543

Claim:
A system for effecting a telephone call comprising: a server configured to receive a uniform resource locator including call setup information over a computer network operable to effect a telephone call from a first telephonic device to a second telephonic device, wherein the call setup information includes an identification of the first telephonic device and an identification of the second telephonic device; a call controller server configured to receive the call setup information for establishing the telephone call between the first telephonic device and the second telephonic device from the server and, in response to receiving the call setup information: initiate a call from the call controller server to the first telephonic device or the second telephonic device using a session initiation protocol (SIP) INVITE method and the received call setup information; and, in response to an answer of the call, transferring the call from the call controller server to the first telephonic device using a SIP REFER method and the received call setup information to establish the telephone call from the first telephonic device to the second telephonic device.