Name: draft-ietf-simple-partial-notify-03
Title: Partial Notification of Presence Information
State: Active
Authors: Mikko Lonnfors, Jose Costa-Requena, Eva Leppanen, Hisham Khartabil
Group: SIP for Instant Messaging and Presence Leveraging Extensions (simple)
Date: 2004-10-27
By default, presence delivered using the Presence Event Package for the
Session Initiation Protocol is represented in the Presence Information Data
Format (PIDF). A PIDF document contains a set of elements, each
representing a different aspect of the presence being reported. When any
subset of the elements change, even a just a single element, a new document
containing the full set of elements is delivered. This memo defines an
extension allowing delivery of a new document type that contains the data
that has actually changed.
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