NETWORK DEVICE AND METHOD OF TERMINAL CONNECTION

PROBLEM TO BE SOLVED: To contrive to realize a network connection without changing the connection information of subscriber terminals concerned especially at the time of the update of a network system for example. SOLUTION: The network device 1 of this invention is a packet switching device of a virtual call mode. This device 1 is provided with a device remembering each of anonymous terminal connection information 13 and unknown address connection information 15 except the connection information DB 12 of a subscriber terminal 2 and other subscriber connection information DB 14. Anonymous terminal connection information 13 and unknown address connection information 15 are connection information to enable the outgoing and incoming call of subscriber terminals yet to be registered.