http://www.rfc-editor.org/rfc/rfc2209.txt
RFC 2209: Resource ReSerVation Protocol (RSVP) -- Version 1 Message Processing Rules, R. Braden, L. Zhang1997-09-01T23:00:00-00:00This memo contains an algorithmic description of the rules used by an RSVP implementation for processing messages. It is intended to clarify the version 1 RSVP protocol specification. This memo provides information for the Internet community. It does not specify an Internet standard of any kind.