パケット通信システム、通信ネットワーク、およびモバイルノードにおけるIPアドレス選択方法

Title:

パケット通信システム、通信ネットワーク、およびモバイルノードにおけるIPアドレス選択方法

Document Type and Number:

Japanese Patent JP4088540

Kind Code:

B2

Abstract:

The invention provides a method for selecting a communication IP address whereby traffic of a network can be reduced and a session with the partner of communication can be maintained even when the mobile node has moved. The method prescribes provision of means for judging a state of a foreign network to which the mobile node is connected, and means of monitoring an IP address that an application having been started by the mobile node is using for communication, and enables selection of the mobile IP address so that the mobile node can maintain the session surely even in a visited foreign network.

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Inventors:

Mariko Yamada
Tadashi Yano
Satoshi Date
Takumi Oishi

Application Number:

JP2003055694A

Publication Date:

May 21, 2008

Filing Date:

March 03, 2003

Export Citation:

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Assignee:

株式会社日立製作所

International Classes:

H04W60/00; H04L12/701; H04L29/06; H04W8/26; H04W36/00; H04W40/34; H04W76/00; H04W80/00; H04W80/04

Domestic Patent References:

JP2003018192A
JP2002374287A
JP2002271377A

Attorney, Agent or Firm:

Masaki Goto
Yoshio Matsuda
Masahiro Fujii

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