{"draft":"draft-ietf-appsawg-xdash-05","doc_id":"RFC6648","title":"Deprecating the \"X-\" Prefix and Similar Constructs in Application Protocols","authors":["P. Saint-Andre","D. Crocker","M. Nottingham"],"format":["ASCII","HTML"],"page_count":"13","pub_status":"BEST CURRENT PRACTICE","status":"BEST CURRENT PRACTICE","source":"Applications Area Working Group APP","abstract":"Historically, designers and implementers of application protocols\r\nhave often distinguished between standardized and unstandardized\r\nparameters by prefixing the names of unstandardized parameters with\r\nthe string \"X-\" or similar constructs.  In practice, that convention\r\ncauses more problems than it solves.  Therefore, this document\r\ndeprecates the convention for newly defined parameters with textual\r\n(as opposed to numerical) names in application protocols.\r\nThis memo documents an Internet Best Current Practice.","pub_date":"June 2012","keywords":["[--------]"],"obsoletes":[],"obsoleted_by":[],"updates":[],"updated_by":[],"see_also":["BCP0178"],"doi":"10.17487\/RFC6648","errata_url":null}