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Instant Messaging and Presence Protocol
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<p>Instant Messaging and Presence Protocol (IMPP) was an <a href="/facts/Internet_Engineering_Task_Force/tIcCsFhX">IETF</a> <a href="/facts/Working_group/dFlAPASD">working group</a> created for the purpose of developing an architecture for simple <a href="/facts/Instant_messaging/8lwwDyjK">instant messaging</a> and <a href="/facts/Presence_information/0BsLtUFM">presence</a> awareness/<a href="/facts/Notification_system/BI9MtASV">notification</a>. It was created on 25 February 1999 (1999-02-25) and concluded on 8 September 2004 (2004-09-08). </p>