Apparatus for converting internet protocal address, and...

Details Apparatus for converting internet protocal address, and... Apparatus for converting internet protocal address, and...

2007-12-25

2007-12-25

Lin, Kenny (Department: 2152)

Electrical computers and digital processing systems: multicomput

Computer-to-computer data addressing

C370S395430, C370S401000, C370S466000

Reexamination Certificate

active

10338041

ABSTRACT:
Disclosed is an apparatus for converting internet protocol addresses, including: an address allocating unit for allocating a first private IP address and a second private IP address of a first IP address format to a first terminal and a second terminal upon an access request of the first terminal; an address generating unit for generating a first public IP address of a second IP address format from a hardware address of the first terminal; an address acquiring unit for acquiring a second public IP address of the second IP address format corresponding to a domain name of the second terminal from a domain name server; a storing unit for storing a mapping table where the first private IP address and the second private IP address correspond respectively to the first public IP address and the second public IP address; and a control unit for providing the first private IP address and the second private IP address to the first terminal.

REFERENCES:
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patent: 6862274 (2005-03-01), Tsao et al.
patent: 7072339 (2006-07-01), Tsuchiya et al.
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patent: 0 840 482 (1998-05-01), None
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patent: WO 01/22664 (2001-03-01), None
Afifi H et al: “Methods of Ipv4-Ipv6 transition” Proceedings IEEE International Symposium on Computers and Communications, XX, XX, Jul. 6, 1999, pp. 478-484, XP002159749.

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