Gateway is a networking device that translates information between protocols or between completely different networks, such as from TCP/IP to SNA.

Definition 2.

Gateway is a device that links two or more incompatible networks. For instance, gateways enable PCs on LANs to access a mainframe computer.

Webster Dictionary Meaning

1. Gateway
- A passage through a fence or wall; a gate; also, a frame, arch, etc., in which a gate in hung, or a structure at an entrance or gate designed for ornament or defense.
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