FIELD: information technology.
SUBSTANCE: invention discloses a method, system and a network device for denying a video call in favour of a voice call. The network device stores the condition for denying a video call in favour of a voice call set by the calling or called user. The network device determines whether the current state of the calling or called user satisfies the condition for denial of video call in favour of voice call, and sends an instruction to the mobile services switching centre. The mobile services switching centre connects the calling and called users through a voice call if the calling or called user satisfies the condition for denial of video call in favour of voice call.
EFFECT: automatic denial of video call in favour of voice call for a calling user and a called user.
7 cl, 7 dwg
