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IRC is a plaintext protocol, which means that it is fully possible (though quite inconvenient) to use IRC via a basic byte-stream client such as netcat or telnet. Most IRC servers do not require users to log in, but a user will have to set a nickname before being connected. There are many client and server implementations. Users access IRC networks by connecting a client to a server. An IRC server can connect to other IRC servers to expand the IRC network. IRC is an open protocol that uses TCP and optionally SSL. It was later used in a similar fashion by Kuwaitis during the Iraqi invasion. IRC gained prominence when it was used behind the Iron Curtain to report on the fall of the USSR during a media blackout. Oikarinen found inspiration in Bitnet Relay Chat which operated on the Bitnet network. IRC was created by Jarkko Oikarinen (nickname "WiZ") in late August 1988 to replace a program called MUT (MultiUser Talk) on a BBS called OuluBox in Finland. It is mainly designed for group (many-to-many) communication in discussion forums called channels, but also allows one-to-one communication. Internet Relay Chat (IRC) is a form of instant communication over the Internet. Internet protocol suite edit ( ) Application layerĮthernet, Wi-Fi, Token ring, FDDI, PPP.
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