Patent ID: 7103009

Claim:
A method for adding a participant to a conference call, said method comprising: in response to a multipoint controller receiving a request to extend an invitation to an ongoing conference call to a first terminal: establishing a Call Optimization Application (COA) channel between a Multipoint Controller-Call Optimization Application (MC-COA) and a Call Optimization Application co-resident with the first terminal (Terminal-COA) following an address resolution; exchanging cost information data between the Terminal-COA and the MC-COA; determining an optimal media transport channel origination strategy in response to the cost information data; sending the Terminal-COA an invitation to join the conference call, said invitation having associated information consonant with the optimal media transport channel origination strategy; receiving, with the MC-COA, a message from the Terminal-COA containing human user input received in response to the invitation to join; and responding to the message containing the human user input.