Atualização Cumulative Update 4 para Lync Server e Group Chat

Lista de Download e Updates Lync Server:

http://support.microsoft.com/kb/2493736/en-us

Updates para o Lync Client

http://support.microsoft.com/kb/2514982

Updates para o Group Chat Client

http://support.microsoft.com/?kbid=2636065

Updates para o Group Chat Server

http://support.microsoft.com/?kbid=2514984

Updates para o Group Chat Administration Tool

http://support.microsoft.com/?kbid=2636063