by admin | Jan 9, 2016 | C# .Net
Scenario Domain Controllers: Windows 2012 R2, Windows 2008 R2 After upgrading the 2012 R2 system from 2008 R2 to 2012 R2, the following C# .Net code might raise an IdentityNotMappedException or TypeInitializationException: private static ArrayList ADGroups = new...
by admin | Jan 7, 2016 | C# .Net
By default, MS Visual Studio debugging message does not show useful details if e.g. the Fill() method of a DataSet/DataTable causes a ConstraintException . Especially if your table has a lot of columns, indexes, foreign keys etc., finding the cause can take a long...
by admin | Jan 4, 2016 | Administration
In Dec 2015, Microsoft released an update (KB3114409) which causes Outlook 2010 to start only in Safe Mode. This might not be recognized at first sight, because no dialog box appears like there was a damaged add-in etc. But you might see the mail content preview area...
by admin | Dec 30, 2015 | Administration, Linux
Quite simple script to reboot every Snom VoIP phone in your LAN. Tested with Ubuntu 12.04.5 LTS and snom 720 devices. Please adjust the IP address and range to fit your local environment properties; e.g. set it like your DHCP range. #!/bin/bash #dxsdata.com, 12.2015...
by admin | Dec 30, 2015 | Administration, Linux
Scenario You have a local network configured as 192.168.1.x/24 (subnet 255.255.255.0) and a remote location like 192.168.2.x/24, connected e.g. via VPN. The limit of your network “1” is nearly reached, so you would like to move all your VoIP phones...
