Example image of eyePlorer eyePlorer map for 'April Fools' Day RFC': April 1 April Fools' Day Internet Engineering Task Force Jabberwocky Lewis Carroll Nonsense verse Request for Comments Humour Telnet Internet Protocol Suite IP over Avian Carriers Homing pigeon Legal writing 2001 Bergen Linux Concorde Doppler effect MIME Sonnet Synchronous optical networking William Shakespeare Information security Peg DHCP 1998 Hyper Text Coffee Pot Control Protocol Foobar Eric S. Raymond Evil bit UTF-9 and UTF-18 PDP-10 Semaphore Flag Signaling System 2008 Scott Bradner Harald Tveit Alvestrand John Klensin 2009 Facebook ELIZA PARRY 2006 Bert (Sesame Street) Mark Crispin Layer 8 Trojan Room coffee pot Imps (disambiguation) Hacker (programmer subculture) Flying pig Flag semaphore Infinite monkey theorem in popular culture