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Continue to ChatMicrosoft Office Communications Server 2007 R2 Group Chat https://uc2go.wordpress.com/2009/08/07/microsoft-office-communications-server-2007-r2-group-chat/
Microsoft Office Communications Server 2007 R2 Group Chat https://uc2go.wordpress.com/2009/08/07/microsoft-office-communications-server-2007-r2-group-chat/