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Lync Server 2010 Updates for March 2012

In case you missed it, new updates were recently released for the Lync 2010 client and server.

Lync 2010 Client

Knowledge base article and download links: Description of the update for Lync 2010: March 2012.

One significant fix was for a situation where instant messaging history was not being stored in the default Exchange mailbox.

This update represents represents version 4.0.7577.4087.  The last update (Feb 2012) was .4072.

Lync 2010 Server

Knowledge base article and download links: Updates for Lync Server 2010.

Two noteworthy issues that are addressed:

An update to the mobility service that “improves the reliability, stability and performance of Lync Server 2010, Mobility Service” (http://support.microsoft.com/kb/2689850). A . . . → Read More: Lync Server 2010 Updates for March 2012

Access to the Lync Server Address Book Databases

I encountered an issue today with access to the two databases (rtcab and rtcab1) which the Lync server uses to hold the Active Directory user information that eventually makes it’s way into the Lync Address Book files. I wanted to do a quick blog post in-case other people have the same issue.

By default all Lync databases grant members of the domain\RTCUniversalReadOnlyAdmins and domain\RTCUniversalServerAdmins groups access. You can see this in the Security settings in SQL Management Studio for the Lync ‘rtc’ database:

The two databases used by the Lync Address Book server are special in this regard. Both the RTCAb and RTC\Ab1 databases only grant members of the . . . → Read More: Access to the Lync Server Address Book Databases

Lync Server CU5 (February 2012) Released

A quick post in case you missed it, the Lync 2010 server Cumulative Update 5 (CU5) has been released. This update includes client (include mobile) updates as well as server updates.


March 19, 2012 Update: The CU5 update for the Lync for iPhone and Lync for iPad apps have been released on the Apple Store.

iPhone : http://itunes.apple.com/us/app/microsoft-lync-2010-for-iphone/id484293461?mt=8 iPad : http://itunes.apple.com/us/app/microsoft-lync-2010-for-ipad/id484222449?mt=8

This iOS update enables the Lync clients to sign-in using Forefront UAG 2010 SP1 as a Reverse Proxy.


This includes fixes for most major Lync server 2010 roles including the administrative tools, the core components, and the mobility service.

Download: http://www.microsoft.com/download/en/details.aspx?id=11551 Knowledge Base Article . . . → Read More: Lync February 2012 Updates are Available