The internet uses the Internet protocol suite (TCP/IP) to link phones worldwide.
The Internet is the global system of interconnected computer networks that use the Internet protocol suite ( TCP/IP ) to link devices worldwide . The internet layer is a group of internetworking methods , protocols , and specifications in the Internet protocol suite that are used to transport datagrams ( packets ) from the originating host across network boundaries , if necessary , to the destination host specified by a network address ( IP address ) which is defined for this purpose by the Internet Protocol ( IP ) .