Example image of eyePlorer eyePlorer map for 'Internet Relay Chat': Internet Online chat Synchronous conferencing Direct Client-to-Client Instant messaging Many-to-many One-to-one (communication) Bulletin board system Finland Jarkko Oikarinen BITNET Bitnet Relay 1991 Soviet coup d'état attempt Media blackout Gulf War Ibiblio Comparison of Internet Relay Chat clients Computer software Protocol (computing) Transmission Control Protocol Transport Layer Security IRCd MIRC XChat Internet Assigned Numbers Authority List of TCP and UDP port numbers Plain text Superuser IRCX .NET Messenger Service Network topology Multicast Extensible Messaging and Presence Protocol Simple Mail Transfer Protocol Chat room Internet Relay Chat operator Internet Relay Chat takeover Packet analyzer Internet Control Message Protocol Denial-of-service attack Netsplit Nickname Underscore EFnet IRCnet Hyperlink Free and open source software Freenode Operating system Bersirc