Clear Skype for Business or Lync Temporary Cache Files

Follow instructions here: https://www.cosocommunity.com/hc/en-us/articles/200887737-How-to-Clear-Lync-Temporary-Cache-Files

In path for the location where temp files are stored, use \%AppData%\..\Local\Microsoft\Office\16.0\Lync\ for SfB.
use \%AppData%\..\Local\Microsoft\Office\15.0\Lync\ for Lync.

Lync Resources

For those, like me, deploying Lync 2010 and 2013. Most of the info here will just be links to other resources.

Lync 2013 Server Roles
http://technet.microsoft.com/en-us/library/gg398536.aspx

Lync 2013 Prerequisites
http://y0av.wordpress.com/2012/07/31/lync-2013-prerequisites/

Lync and the Enterprise Network
http://channel9.msdn.com/Events/TechEd/NorthAmerica/2012/EXL317

Edge Media Connectivity with ICE
http://channel9.msdn.com/Events/TechEd/NorthAmerica/2012/EXL412

Understanding Regular Expressions
https://support.net.com/display/ALLDOC/Understanding+Regular+Expressions

Connecting Office 365 Lync to On-Premise Exchange
http://support.microsoft.com/kb/2614242

Skype Interoperability

http://eon.businesswire.com/news/eon/20130220005343/en/Microsoft/Lync/Skype

Integration with On-Premise Systems

http://support.microsoft.com/kb/2614242

References:
http://channel9.msdn.com/Events/TechEd/NorthAmerica/2012/EXL317
http://channel9.msdn.com/Events/TechEd/NorthAmerica/2012/EXL412

http://eon.businesswire.com/news/eon/20130220005343/en/Microsoft/Lync/Skype

http://gallery.technet.microsoft.com/office/Lync-Server-2012-9d6fe954

http://support.microsoft.com/kb/2614242

https://support.net.com/display/ALLDOC/Understanding+Regular+Expressions
http://technet.microsoft.com/en-us/library/gg398536.aspx

http://www.shudnow.net/?s=communications
http://y0av.wordpress.com/2012/07/31/lync-2013-prerequisites/

http://support.microsoft.com/kb/2614242

Lync Server Labs

Virtual Labs for Lync 2010 are available here:

Microsoft Lync Server 2010 Enterprise Voice Configuration

https://msevents.microsoft.com/CUI/EventDetail.aspx?EventID=1032488324&culture=en-US
https://cmg.vlabcenter.com/default.aspx?moduleid=3cae9be7-6a3a-4f74-8e90-345532e45de2

New Enterprise Voice Features of Microsoft Lync Server 2010
https://msevents.microsoft.com/CUI/EventDetail.aspx?EventID=1032488325&culture=en-US


Other TechNet Labs:
http://technet.microsoft.com/en-us/virtuallabs/bb467605.aspx.