{"draft":"","doc_id":"RFC1496","title":" Rules for downgrading messages from X.400\/88 to X.400\/84 when MIME content-types are present in the messages ","authors":["H. Alvestrand","J. Romaguera","K. Jordan"],"format":["ASCII","HTML"],"page_count":"5","pub_status":"PROPOSED STANDARD","status":"HISTORIC","source":"MIME-MHS Interworking","abstract":" This document describes how RFC-1328 must be modified in order to provide adequate support for the scenarios: It replaces chapter 6 of RFC-1328. The rest of RFC-1328 is NOT obsoleted.  [STANDARDS-TRACK]  ","pub_date":"July 1993","keywords":["[HARPOON|h]","Mail"],"obsoletes":[],"obsoleted_by":[],"updates":[],"updated_by":[],"see_also":[],"doi":"10.17487\/RFC1496","errata_url":null}