7. The system according to claim 1 , wherein said system has a plurality of hubs, and said receiving means comprises an incoming supervisor which decides to which one or ones of said hubs said message input is to be sent.
7. The system according to claim 1 , wherein said system has a plurality of hubs, and said receiving means comprises an incoming supervisor which decides to which one or ones of said hubs said message input is to be sent. 18. The system according to claim 7 , wherein said incoming supervisor equips each incoming message group with an electronic ticket that controls its routing.