Siemens CL-110-I - Manual (Page 114)

There are 8 types for log level and display
level for your choose. The default is
Debugging.
The mode selection includes Local, Remote
and Both. The default one is Local. If you
choose Remote or Both, all the events will
be sent to the specified UDP port of the
specified log server.
Viewing System Log
For viewing the system log, please click the
View System Log button.
The screen will be shown immediately for
your reference.