1. < networking > A deprecated term for a device that enables data to flow between different networks (forming an internet ).
Preferred terms are " protocol converter " (connects networks that use different protocols ), " router " (connects two broadcast networks at layer 3 ( network layer ). Another example is a mail gateway , which is a layer 7 ( application layer ) gateway.
2. An interface between an information source and a World-Wide Web server . Common Gateway Interface is a standard for such interfaces. The information source can be any system that can be accessed by a program running on the web server. A typical example is a relational database .
(2000-05-24)