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firewall machine

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(networking)firewall machine - A dedicated gateway machine with special security precautions on it, used to service outside network, especially Internet, connections and dial-in lines. The idea is to protect a cluster of more loosely administered machines hidden behind it from crackers. The typical firewall is an inexpensive microprocessor-based Unix machine with no critical data, with modems and public network ports on it, but just one carefully watched connection back to the rest of the cluster. The special precautions may include threat monitoring, call-back, and even a complete iron box keyable to particular incoming IDs or activity patterns.

Firewalls often run proxy gateways.

Synonym flytrap, Venus flytrap.


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While some firewalls come with virus scanning capability built in, virus scanning software programs can also be bought separately and installed on the firewall machine or separately on individual computer terminals.
InterScan's flexible setup supports any network topology, including installation on the Lucent Managed Firewall machine or another content security server.
Application or proxy gateways employ small programs called proxy agents running on the firewall machine.
 
 
 
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