Patent ID: 8307102

Claim:
A method of providing updated information on the availability of multimedia options to terminal users, said method comprising: a first terminal having a display screen is initially engaged in a voice call connection with a second terminal by using a first radio access, said first radio access supporting simultaneous multimedia communication for said first terminal, and at least one available multimedia option supported by said simultaneous multimedia communication is indicated on the screen based on capabilities of the first and second terminals, detecting a connection change from the first radio access to a second radio access for providing said voice call connection, detecting, by said first terminal, that said second radio access cannot support at least one multimedia option, sending, from said first terminal to said second terminal, a multimedia disabling notification over the second radio access to the second terminal in response to said detecting steps, and wherein the screen of said second terminal indicates that said at least one multimedia option is no longer available from said second radio access, the multimedia disabling notification is sent directly using user-to-user signaling between said first terminal and said second terminal, and the user-to-user signaling is embedded in an established voice channel.