http://www.rfc-editor.org/rfc/rfc2911.txt
RFC 2911: Internet Printing Protocol/1.1: Model and Semantics, T. Hastings, R. Herriot, R. deBry, S. Isaacson, P. Powell2000-09-01T23:00:00-00:00This document is one of a set of documents, which together describe all aspects of a new Internet Printing Protocol (IPP). [STANDARDS-TRACK]