Added gateway description

README.md

@@ -938,7 +938,7 @@ Network distributed filesystems.
 
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-[Peer-to-peer file sharing](https://en.wikipedia.org/wiki/Peer-to-peer_file_sharing) is the distribution and [sharing](https://en.wikipedia.org/wiki/File_sharing) of digital media using [peer-to-peer](https://en.wikipedia.org/wiki/Peer-to-peer) (P2P) networking technology.
+[Peer-to-peer file sharing](https://en.wikipedia.org/wiki/Peer-to-peer_file_sharing) is the distribution a -nd [sharing](https://en.wikipedia.org/wiki/File_sharing) of digital media using [peer-to-peer](https://en.wikipedia.org/wiki/Peer-to-peer) (P2P) networking technology.
 
 - [bittorrent-tracker](https://webtorrent.io/) - Simple, robust, BitTorrent tracker (client and server) implementation. ([Source Code](https://github.com/webtorrent/bittorrent-tracker)) `MIT` `Nodejs`
 - [Dat Project](https://datproject.org) - Powerful decentralized file sharing applications built from a large ecosystem of modules. ([Source Code](https://github.com/datproject)) `MIT` `Nodejs`
@@ -1061,6 +1061,8 @@ Utilities for managing game servers.
 
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+A [gateway](https://en.wikipedia.org/wiki/Gateway_(telecommunications)) is a piece of networking hardware or software used in telecommunications networks that allows data to flow from one discrete network to another.
+
 - [asciinema](https://github.com/asciinema/asciinema-server) - Web app for hosting asciicasts. ([Demo](https://asciinema.org/)) `Apache-2.0` `Elixir/Docker`
 - [Firezone](https://www.firezone.dev/) - Self-hosted secure remote access gateway that supports the WireGuard protocol. It offers a Web GUI, 1-line install script, multi-factor auth (MFA), and SSO. ([Source Code](https://github.com/firezone/firezone)) `Apache-2.0` `Elixir`
 - [GateOne](http://liftoffsoftware.com/Products/GateOne) - Gate One is an HTML5 web-based terminal emulator and SSH client. ([Source Code](https://github.com/liftoff/GateOne)) `AGPL-3.0` `Python`