Patent ID: 7940730

Claim:
A method for establishing a voice session between a sending wireless terminal and a remote wireless terminal by means of a packet data protocol connection, using internet protocol, said method comprising: determining that said remote wireless terminal is available; determining that said remote wireless terminal is internet protocol capable; determining that said remote wireless terminal does not currently have an internet protocol address; initiating a page, said page being of a type used to begin a voice session, from the wireless network and transmitting said page to the remote wireless terminal over a control channel, said page including a standard instruction in the internet Simple Network Management Protocol (SNMP) for requesting that the remote wireless terminal obtain a temporary internet protocol address; receiving a request from the remote wireless terminal, the request using the SNMP instruction for a temporary internet protocol address; assigning a temporary internet protocol address to the remote wireless terminal; establishing data communication for a voice session between the sending wireless terminal and the remote wireless terminal based on said temporary internet protocol address; and forwarding said temporary internet protocol address to the wireless terminal.