Message and communication system in network

摘要

A Message and communication system in a coupled data network is disclosed. The coupled data network includes a foreign network and a home network. The foreign network includes a foreign base station with a foreign access hub, the foreign access hub including a first serving inter-working function. The home network includes a first home inter-working function. A first mobile end system is a subscriber to the home network and operates within the foreign network. A first message is transportable between the first mobile end system and a first communications server through the first home inter-working function and through the first serving inter-working function of the foreign access hub in the foreign base station.