Mobile communication network system, foreign agent router,...

Details Mobile communication network system, foreign agent router,... Mobile communication network system, foreign agent router,...

2007-10-23

2007-10-23

Kizou, Hassan (Department: 2616)

Multiplex communications

Pathfinding or routing

Switching a message which includes an address header

C370S395200

Reexamination Certificate

active

10412815

ABSTRACT:
A mobile communication network system is capable of achieving both of route optimizing function and demand for privacy protection. An address server determines network addresses to be assigned for a plurality of variable IP subnetworks and use period of the network addresses, and distributes network addresses to routers having foreign agent function in the variable IP subnetworks. When use period of the assigned network address expires, new network address of own router is at first assigned. Addition of the subnetwork having new network address is notified to respective routers of the fixed IP subnetworks using IP route control means.

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C. Perkins, Editor, IBM,RCF(Request for Comments)2002 of IETF(Internet Engineering Task Force), Oct. 1996, pp. 1-79.

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