Shared port address translation on a router behaving as NAT...

Multiplex communications – Communication techniques for information carried in plural... – Adaptive

Reexamination Certificate

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C370S395500

Reexamination Certificate

active

10278327

ABSTRACT:
A method for transparently sharing at least one IPv4 address among a plurality of hosts wherein at least a first host of the plurality of hosts uses the IPv4 protocol and wherein at least a second host of the plurality of hosts uses an IPv6 protocol is provided. A first data having a first source address and a first destination address is received. A network address translation with port address translation is performed, if the first data is in an IPv4 protocol. A network address translation protocol translation with port address translation is performed, if the first data is in an IPv6 protocol.

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patent: 02/073933 (2002-09-01), None
G. Tsirtsis BT, RFC 2766—Network Address Translation—Protocol Translation (NAT-PT), Feb. 2000, Copyright (C) The Internet Society (2000). www.ieft.org/rfc/rfc2766.txt?number-2766.□□.
E. Nordmark, “Stateless IP/ICMP Translation Algorithm (SIIT)”, RFC 2765, Online, Feb. 2000, 23 pages.
G. Tsirtsis, “Network Address Translation—Protocol Translation (NAT-PT)”, RFC 2766, Online, Feb. 2000, 15 pages.
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European Patent Office Examination Report dated Aug. 4, 2005 for corresponding European Patent Application No. 03774868.8, 6 pages.
Chinese Office Action dated Dec. 8, 2006 for related Chinese Application No. 200380101901.X.

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