iTest can be used to test sending commands to an iTach, iTach Flex or GC100 unit as described in the API documentation found on the website of
Other commands than the ones described in the API documentation are not understood by the Global Caché products.
With iTest you really have to know what you are doing and understand what is described in the API documentation.
I you want to try it then connect to your GC100 or iTach and enter the command
and click on the button
. This will result in a list of available connections on your GC100, iTach or iTach Flex.