-login as "gougnaud" on hac, you need to know the password,
ask Arun Saha. If you connect by "cd 
gougnaud",
you will not be able to edit the command file nor save the data. hac
cd arc2/adl
hac medm&
-on the medm access window, click on "file", and then "open"
-in the open file window, select "ARC6.adl"; the ARC window must appear then
-on the medm access window, click on "execute"
-if then the ARC window remains partly blank, or if you have some doubt about the identity of the program running in the ioc, go to the "reboot ioc" section below.