| 摘要 |
A router for providing telephone communication between the user and a remote party, using first and second different types of telephone network services, comprising a first telephone network interface for coupling to a first type of telephone network service for establishing a first communications link with the user via the first type of telephone network service, a second telephone network interface for coupling to a second type of telephone service network for establishing a second communications link with a remote party via the second type of telephone network service and a controller for controlling the apparatus to route a telephone communication received via one of the interfaces to another of the interfaces, wherein the first and second interfaces are different ones selected from: a landline type telephone network interface, a voice-over-internet-protocol type telephone network interface, and a cellular telephone transceiver for a cellular type telephone network, the cellular telephone transceiver having a SIM card port. |
