| 摘要 |
PURPOSE: A mobile communication system and a method for setting an additional service of the mobile communication system are provided to supply an additional setup change result to a mobile terminal device when additional service setup for a video call is changed. CONSTITUTION: A mobile communication system comprises a mobile switching center and a home location register. The mobile switching center receives a video call request message including a feature code from a mobile terminal device(S210). The home location register changes setting configuration of an additional service for a video call according to the feature code(S230). The mobile switching center transmits additional service response information showing a setup change of the additional service to the mobile terminal(S260). |
