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Internet Relay Chat
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Application Layer — Other
Protocol Overview
Full Name
Internet Relay Chat
Abbreviation
IRC
OSI Layer
Application Layer
Category
Other
Default Port
6667, 6697
RFC
RFC 2812
About IRC
Real-time text messaging protocol for group and private communication via channels. Open, federated design with servers forming networks. Precursor to modern chat platforms.
Application Layer
Other
Port 6667, 6697
Standards Reference
IRC is defined in RFC 2812, published by the Internet Engineering Task Force (IETF). RFCs are the official standards documents for internet protocols and are freely available for public review.