"Classic facsimile document exchange represents both a set of technical specifications and a class of service. Previous work has replicated some of that service class as a profile within Internet mail. The current specification defines ""full mode"" carriage of facsimile data over the Internet@ building upon that previous work and adding the remaining functionality necessary for achieving reliability and capability negotiation for Internet mail@ on a par with classic T.30 facsimile. These additional features are designed to provide the highest level of interoperability with the standards-compliant email infrastructure and mail user agents@ while providing a level of service that approximates what is currently enjoyed by fax users."