Patent ID: 8078151

Claim:
A system, comprising: at least one mobile electronic device having a voice mode and a data mode of operation; a switch for establishing a voice call at said at least one mobile electronic device; a database for storing at least one call processing rule; an enterprise data server receiving data intended for said mobile electronic device, accessing said database and comparing contents of the data with said at least one rule; and in the event that the contents match said at least one rule then notifying said switch to park the call, switching the device to a data mode of operation and downloading the data to the device while the switch has parked the call, and notifying said switch to un-park the call, wherein upon receipt of notification from the enterprise data server to park the call, a user agent within the switch sends a Session Initiation Protocol (SIP) REFER message to a park server agent within the switch which in response sends an INVITE message to a remote party to replace said call between the mobile electronic device and remote party with a Real-time Transport Protocol (RTP) stream between the park server and remote party.