Microsoft today released Lync Server 2013, Cumulative Update 5 (August 2014).
Note that this update also contains an update for the Windows Fabric which has to be installed on both Standard Edition and Enterprise Edition Front-End servers.
The cumulative update resolves the following issues:
Address book delta files are not generated in a Lync Server 2013 Enterprise Edition environment
Error “creating procedure RtcResetAbAttributes” when you run “Install-CsDatabase” for rtcab database in Lync Server 2013
Significant bandwidth usage increase by SIP traffic in a Lync Server 2013 environment
Callee receives a missed call notification after answering a call on an IP telephone in a Lync Server 2013 environment
Error “I can’t find the meeting with that number” when PSTN user dials in to conference in Lync Server 2013 environment
Update for Lync Server 2013 to disable Lync Web App users’ ability to upload and show PPT in online meetings
Incorrect time zone is displayed when you create a meeting by using Web Scheduler in a Lync Server 2013 environment
Error “This content cannot be displayed” or blank webpage when you click a dial-in URL in a Lync Server 2013 environment
HD video stutters in a Lync Server 2013 based video conference in Lync 2013
Telephone numbers are missing in a contact card in a Lync Server 2013-based Lync mobile client
Error 404 when Lync phones sign in to Lync Server 2013 front-end servers during SBS failure recovery
Error “”DistributionGroupAddress” and “AgentsByUri” must be set.” when you migrate the RG service to Lync Server 2013
“Limited functionality is available due to outage” in Lync client when Lync Server 2013 replication queue is full