http://www.rfc-editor.org/rfc/rfc3196.txt
RFC 3196: Internet Printing Protocol/1.1: Implementor's Guide, T. Hastings, C. Manros, P. Zehler, C. Kugler, H. Holst2001-11-01T23:00:00-00:00This document is one of a set of documents, which together describe all aspects of a new Internet Printing Protocol (IPP). This memo provides information for the Internet community.