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1. Computing hardware and software that connect incompatible computer networks, allowing information to be passed from one to another
2. Telecom. a software utility that enables text messages to be sent and received over digital cellular telephone networks
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005


A passageway through a fence or wall; the structures at an entrance or gate designed for ornament or defense.
Illustrated Dictionary of Architecture Copyright © 2012, 2002, 1998 by The McGraw-Hill Companies, Inc. All rights reserved


A point of entry and exit to another system, such as the connection point between a local-area network and an external-communications network.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.


1. A passage through a fence or wall.
2. A frame, arch, etc., in which a gate is hung.
3. A structure at an entrance or gate designed for ornament or defense.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.


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.


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.
This article is provided by FOLDOC - Free Online Dictionary of Computing (


(1) A network device that provides access to the Internet for the home or small office. See cable/DSL gateway.

(2) A device that converts one protocol or format to another. A network gateway converts packets from one protocol to another. An application gateway converts commands and/or data from one format to another. An email gateway converts messages from one mail format to another. See IP gateway, proxy server, default gateway, media gateway, NAS gateway, messaging gateway, signaling gateway, WAP gateway, softswitch, EGP, BGP and IGP.

(3) A device that acts as a go-between two or more networks that use the same protocols. In this case, the gateway functions as an entry/exit point to the network. Transport protocol conversion may not be required, but some form of processing is typically performed. See proxy server.

(4) An earth station and computer complex that switches data and voice signals between satellites and terrestrial networks. See earth station.

(5) An earlier name for router. See router and layer 3 switch.

(6) See Gateway Computer.

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References in periodicals archive ?
The 8 th Annual Gateway Conference is an invite-only conference presented by Gateway Investor Relations, a full-service financial communications firm.
In this study, the years considered to estimate the market size of Payment Gateway Software are as follows:
For months, the ESA and NASA have been busy determining the orbital path of the Gateway once it reaches the Moon.
For the purpose of funding the acquisition and supporting future growth, Gateway First Bank had completed an initial closing of a private placement offering, raising nearly USD40m in equity capital.
Hugh Lightbody, chief officer at Business Gateway, said:"By connecting with us, businesses have the opportunity to develop in all areas - whether that is establishing themselves in the market or sustainably scaling-up.
In order to enable the secure remote maintenance of machines, encrypted transmission of data and increased protection of the machine network, the IoT Gateway has been supplemented with enhanced security mechanisms to protect it against viruses and trojans.
Each month, Gateway and Folds of Honor co-host a local, monthly event where a Folds of Honor representative shares how the organization helps scholarship recipients alleviate the financial strain of education expenses.
Architect Julie Castro, who was involved in the development of the first Gateway Mall, was also on board for Gateway Mall 2 as a management consultant.
Curry was appointed to replace Stitt as Gateway CEO in late July.
According to the company, the XPort Edge is "the first true wired IoT gateway in the industry in an easy-to-deploy RJ45 connector form factor." Lantronix expects it to be available before the end of 2018.
With over 24 years of experience in the retail industry across North America, EDI Gateway's expansion into the U.S market is a natural and timely development.
HMS Industrial Networks (Halmstad, Sweden) now releases two new gateways connecting factory automation equipment to building automation systems--Anybus Modbus to KNX gateway and Anybus Modbus to BACnet gateway.

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