{"draft":"draft-ietf-simple-future-05","doc_id":"RFC4481","title":"Timed Presence Extensions to the Presence Information Data Format (PIDF) to Indicate Status Information for Past and Future Time Intervals","authors":["H. Schulzrinne"],"format":["ASCII","HTML"],"page_count":"9","pub_status":"PROPOSED STANDARD","status":"PROPOSED STANDARD","source":"SIP for Instant Messaging and Presence Leveraging Extensions","abstract":"The Presence Information Data Format (PIDF) defines a basic XML\r\nformat for presenting presence information for a presentity.  This\r\ndocument extends PIDF, adding a timed status extension\r\n(<timed-status> element) that allows a presentity to declare its\r\nstatus for a time interval fully in the future or the past.  [STANDARDS-TRACK]","pub_date":"July 2006","keywords":[],"obsoletes":[],"obsoleted_by":[],"updates":[],"updated_by":[],"see_also":[],"doi":"10.17487\/RFC4481","errata_url":null}