Method, gateway and system for transmitting data between a...

Details Method, gateway and system for transmitting data between a... Method, gateway and system for transmitting data between a...

2007-02-13

2007-02-13

Follansbee, John (Department: 2154)

Electrical computers and digital processing systems: multicomput

Computer network managing

Computer network access regulating

C380S282000

Reexamination Certificate

active

10278029

ABSTRACT:
A gateway for connecting a public network to an internal network is provided. The gateway comprises a control unit for controlling transmission of incoming and/or outgoing data between a remote device in the public network and an internal device in the internal network; a public port connected to the public network; an internal port connected to the internal network; and a storage unit storing a list of public key identifiers and respectively associated internal network addresses of internal devices; wherein the control unit is adapted for identifying a destination of the incoming data, which are addressed to a public network address of the gateway, by determining an internal network address of the internal device based on public key information included in the incoming data and the list of public key identifiers and associated internal network addresses.

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Francis et al., IPNL: A NAT-Extended Internet Architecture, Sigcomm, Aug. 2001, pp. 67-7.
European Search Report dated Dec. 30, 2002, issued for European Patent Application No. 02019486.6 (3 pages).

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