http://www.rfc-editor.org/rfc/rfc0827.txt
RFC 0827: Exterior Gateway Protocol (EGP), E.C. Rosen1982-10-01T23:00:00-00:00This RFC is proposed to establish a standard for Gateway to Gateway procedures that allow the Gateways to be mutually suspicious. This document is a DRAFT for that standard. Your comments are strongly encouraged.