The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 14, 2003

Filed:

Jul. 07, 1999
Applicant:
Inventors:

Yuichi Suzuki, Tokyo, JP;

Takafumi Sera, Tokyo, JP;

Assignee:

NEC Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 1/516 ;
U.S. Cl.
CPC ...
G06F 1/516 ;
Abstract

A network address assigning system includes sub-networks connected to each other, a network composed of the sub-networks connected to each other, an address server for managing network addresses of the sub-net-works, nodes for transmitting and receiving messages over the sub-networks, routing nodes for transmitting and receiving messages, for transferring messages over the sub-networks, and for managing addresses of the sub-networks, a change indicator for causing the address server to re-assign network addresses of the sub-networks and for causing the routing nodes to notify the address server of the network addresses of the routing nodes, storage for causing the address server to store address information, and a notifier for causing the address server to communicate with the routing nodes and to notify the routing nodes of network address information that has been newly registered/changed.


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