[rescue] Ultra 5/10 with OpenPROM Password

Steve Sandau ssandau at gwi.net
Sat Apr 24 21:19:18 CDT 2004

> I have an opportunity to get rather cheaply either an Ultra 5 or Ultra
> 10 with a set, unknown PROM password.
> Anybody here know an easy way to break one of these?  The only options I
> am aware of involve ordering a new one from Sun, or hot-swapping a
> module from a system with a good PROM.  The second option would be
> difficult, because I don't have any other U5/10's.

If this machine has Solaris on it and you can get root on it, I think 
the nvram command will let you set the secutiry mode to none. Doesn't 
that mean that no password is used then?


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