Dual-Homed Host

What Does Dual-Homed Host Mean?

A dual-homed host is an application-based firewall and first line of defense/protection technology between a trusted network, such as a corporate network, and an untrusted network, such as the Internet. Dual-homed host is a common term used to describe any gateways, firewalls or proxies that directly provide secure applications and services to any untrusted network.

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Techopedia Explains Dual-Homed Host

A dual-homed host may be considered a unique type of bastion host, a network computer designed to withstand attacks from hackers, viruses and any other type of interference from those with malicious intentions. It may also be considered a special type of multi-homed host, a host with multiple interfaces and one or more addresses. In either case, this host prevents any direct IP traffic between the trusted and untrusted network.

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Margaret Rouse

Margaret Rouse is an award-winning technical writer and teacher known for her ability to explain complex technical subjects to a non-technical, business audience. Over the past twenty years her explanations have appeared on TechTarget websites and she's been cited as an authority in articles by the New York Times, Time Magazine, USA Today, ZDNet, PC Magazine and Discovery Magazine.Margaret's idea of a fun day is helping IT and business professionals learn to speak each other’s highly specialized languages. If you have a suggestion for a new definition or how to improve a technical explanation, please email Margaret or contact her…