Performance issues or delays when you connect to Exchange Server 2013 that is running in Windows Server: http://support.microsoft.com/kb/2995145/en-us?sd=rss&spid=16526 Bottom line:  If you’ve installed .net 4.5 on that server, make sure you do a registry entry if you have Exchange 2013 installed. When you connect to a Microsoft Exchange Server 2013 server that is installed in Windows … Continue reading Exchange 2013 and got perf issues?