by admin | Jan 26, 2016 | Administration
[:en]Scenario You use a Mikrotik Routerboard like RB433, run a local webserver, mailserver etc. which are available for external users. To make them available in the local network via the same domain names like external, you use a Hairpin NAT rule. After you enable...
by admin | Jan 26, 2016 | Administration, Software
[:en]In companies where users have write access to huge directory structures, it might happen from time to time someone unknown accidentally moves a folder using the drag&drop feature in Windows Explorer. This site offers a tool which shows a confirmation dialog...
by admin | Jan 25, 2016 | Administration, Home Automation, Java
[:en]New versions of the Java JRE browser plugin seem to get even more strict and less GUI user friendly. E.g. if you try to access your LuxController 1.6 heatpump Java web interface, by default you get an exception like AccessControlException: access denied...
by admin | Jan 19, 2016 | Administration, Linux, MySQL
Log in to MySQL via console: mysql -u root -p Run: SET global log_output = ‘table’; SET global general_log = 1; View table mysql.general_log e.g. with phpMyAdmin or command: select * from mysql.general_log Do not forget to disable logging again: SET global...
by admin | Jan 13, 2016 | Administration
Scenario According to a group membership of the current Windows workstation user, you want to run certain commands in a Windows Batch file (cmd, .bat). Solutions 1) Use file isMember.exe from here. The link also includes a usage example. 2) If you do not...
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...
