FAB Network Controller stores all log files in the following folder:

\nc\internal\logs

There are different log files available and every log file contains the date in the filename.

• To check if there were some unplanned restarts of FAB Network Controller search for the log file with the name Status_2014-01-21.log (search for the correct date) and check the content for any errors or restarts.
• Other log files may contain additional information.
• Internal errors of FAB Network Controller will be logged to NCService.log file which will be included in FAB System Report
• You can also check if the service FAB Network Controller is running properly under Services and check the Windows Event Log for any errors