Patent ID: 7876888
Filing Date: 2011-01-25
Classification: H04M

Abstract:
1. A method comprising: receiving a dial request to establish a telephone call with a destination device at a facilitator server via a data channel coupled to a mobile device, wherein the facilitator server is coupled to an enterprise; sending, from the facilitator server, a call request to a telephone server coupled to the enterprise in response to the dial request; sending, by the facilitator server, data representative of a transaction identifier associated with the call request and a call in telephone number to the mobile device; waiting to receive a first telephone call on a first voice channel from the mobile device to establish a first call leg by the telephone server on the call in telephone number; waiting to receive the transaction identifier on the first voice channel from the mobile device via the telephone call established with the mobile device by the telephone server; initiating a second call to establish a second call leg over a second voice channel, the second call leg between the telephone server and the destination device responsive to receiving the transaction identifier from the mobile device; and upon successfully establishing the second call leg by the telephone server, the telephone server forming a voice conference call between the mobile device and the destination device by joining the first call leg and the second call leg.