Hi Yassine,
Thanks for your question.
you can download the Ultrix offline editor and wotk on layout configurations without being connected to an ultrix.
the software is here....https://www.rossvideo.com/support/software-downloads/ultricore/
You can also find instructions on how to install it here....https://documentation.rossvideo.com/files/Manuals/Routers/Ultrix/Ultricore-OE%20App%20Note%20(2101DR-110).pdf
Good luck!
------------------------------
Mike Pomerleau
Ross Video
------------------------------