Tag Archives: the service used open transportation standards such as Session Initiation Protocol (SIP) and Extensible Messaging and Presence Protocol (XMPP). One advantage this project had over Skype was the abilit

Posted by:nancy@freetrainingkey.com Posted on:Oct 14,2011
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The announcement Tuesday May 10 that Microsoft paid $8.5 billion for the online voice and video service, Skype, has prompted much speculation as to
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