Patent ID: 6930999

Claim:
A method in a user interface resource configured for providing user interface services to a subscriber, the method comprising: establishing a first Real Time Protocol (RTP) data stream for a user interface session with the subscriber according to H.323 protocol; initiating a second RTP data stream to a destination party in response to reception of a command from the subscriber; connecting the first and second RTP data streams in response to detecting a first prescribed condition from the destination party; and resuming the user interface session with the user interface resource in response to detecting a second prescribed condition between the subscriber and the destination party, wherein the step of connecting the first and second RTP data streams includes closing the first and second RTP data streams to the user interface resource by sending to an IP telephony gateway, configured for establishing the first and second RTP data streams with the subscriber and the destination party, respectively, Empty Capability Set messages across an H.245 protocol channel for the first and second RTP data streams, respectively, wherein the IP telephony gateway in response closes the first and second RTP data streams to the user interface resource.