Homing pigeons, teapots and pegs: a beginner's guide to satirical standards, April Fool's Day RFCs

Have you ever wondered whether you can send IP over Avian Carrier (IPoAC), why your web server returns HTTP status code 418 “I’m a teapot”, or how to implement peg-dhcp? Sitting right alongside the standards that define the fundamental building blocks of computer networking, the internet and cyber security are satirical documents known as April 1 RFCs (Request for Comments).

This guide gives a brief look into the clever, humorous and topical RFCs that exist in the wild, where they come from, how to find them and answer the age old question - why do people keep talking about teapots?