Microsoft Lync 2010 Phone Edition for Aastra 6721ip and Aastra 6725ip

Microsoft released Microsoft Lync 2010 Phone Edition for Aastra 6721ip and Aastra 6725ip, v4.0.7577.107
Download from here

Microsoft Lync 2010 Phone Edition for Polycom CX700 and LG-Nortel IP Phone 8540

Microsoft released Microsoft Lync 2010 Phone Edition for Polycom CX700 and LG-Nortel IP Phone 8540, v4.0.7577.107
Download from here

Microsoft Lync 2010 Phone Edition for Polycom CX500, Polycom CX600 and Polycom CX3000

Microsoft released Microsoft Lync 2010 Phone Edition for Polycom CX500, Polycom CX600 and Polycom CX3000, v4.0.7577.107
Download from here

Lync 2010 Group Chat, January 2011

Microsoft released Lync 2010 Group Chat, v4.0.7577.108
See description in KB2467764 and download from here: Group Chat Administration
See description in KB2467765 and download from here: Group Chat Client

Microsoft Lync 2010 Attendee, January 2011

Microsoft released Lync 2010 Attendee, v4.0.7577.108
See description in KB2467763 and download from here: User level install or Admin level install

Updates for Microsoft Lync Server 2010, January 2011

Microsoft released an update for Microsoft Lync server 2010, v4.0.7577.108
See description in KB2493736 and download from here

Microsoft Lync 2010, January 2011

Microsoft released Lync 2010, v4.0.7577.108
See description in KB2467763 and download from here x32 or x64