Shared port address translation on a router behaving as NAT & NAT-PT gateway
US7356045B2 · kind B2 · utility
21Cited by
1References
24Claims
0Family size
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Key dates
| Filing date | Oct 22, 2002 |
| Grant date | Apr 8, 2008 |
| Priority date | — |
| Expiry date | Jan 26, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L61/2517
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.