Patent ID: 7266114

Claim:
An integrated information communication system (ICS) comprising two or more access control devices, said two or more access control devices including at least one transmitting side access control device and at least one incoming side access control device, wherein: said transmitting side access control device is operable to receive a transmission ICS user frame inputted from an ICS logical terminal, at a termination of a user communication line connecting said transmitting side access control device and the ICS logic terminal, convert the received transmission ICS user frame to an ICS network frame, and transfer the ICS network frame through an interior of said integrated information communication system to reach said incoming side access control device; said incoming side access control device is operable to restore the ICS network frame received from said transmitting side access control device as the ICS user frame; and when telephone communication is carried out, said transmitting side access control device is operable to acquire an ICS user address of a communication destination on the basis of a telephone number, and a voice is carried on a ICS user frame.