{"draft":"draft-ietf-simple-partial-notify-10","doc_id":"RFC5263","title":"Session Initiation Protocol (SIP) Extension for Partial Notification of Presence Information","authors":["M. Lonnfors","J. Costa-Requena","E. Leppanen","H. Khartabil"],"format":["ASCII","HTML"],"page_count":"16","pub_status":"PROPOSED STANDARD","status":"PROPOSED STANDARD","source":"SIP for Instant Messaging and Presence Leveraging Extensions","abstract":"By default, presence delivered using the presence event package for\r\nthe Session Initiation Protocol (SIP) is represented in the Presence\r\nInformation Data Format (PIDF).  A PIDF document contains a set of\r\nelements, each representing a different aspect of the presence being\r\nreported.  When any subset of the elements change, even just a single\r\nelement, a new document containing the full set of elements is\r\ndelivered.  This memo defines an extension allowing delivery of only\r\nthe presence data that has actually changed.  [STANDARDS-TRACK]","pub_date":"September 2008","keywords":["[--------]","pidf","presence information data format"],"obsoletes":[],"obsoleted_by":[],"updates":[],"updated_by":["RFC8996"],"see_also":[],"doi":"10.17487\/RFC5263","errata_url":null}