> Hi, > i've just installed open solaris 2009.06 from the live cd i've received > from Sun. > During the setup i've not set a user and a psw, but at the first boot > of the system it ask me for a user and psw.
Are you sure it didn't ask you for anything like that? I haven't installed from the livecd, but in any OS installation I've ever done, it asks me to create a password. After reboot, your first login is user "root" and the password you created.