Possesses the relief function of the subordinate LAN in router fault the router network

摘要

PROBLEM TO BE SOLVED: To obtain a router network network that ensures communication with other segments, even when a router is faulty regardless of the network form. ;SOLUTION: This router network has plural local area networks (LAN-I to LAN-V), each of which is provided with a router (A-D) and conducting independent communication, communication is conducted by using an internet protocol(IP) or an Internet Packet Exchange(IPX) among the plural local area networks (LAN-I to LAN-V), a network environment of a segment under the control of one router is set in advance to the other routers, and on the occurrence of the one router, the other router acting like a substitute router keeps communication with a segment under the control of the faulty router under the preset network environment.;COPYRIGHT: (C)1999,JPO