Użytkownik Gregg Levine napisał:

>Hello!
>I have to admit that these are nice images. However what's the default
>or root password for the NetBSD image? 
>  
>

At least for Ultrix 11 3.x I was able to change the root password using 
passwd command in single user mode.

Check
http://main2.amu.edu.pl/~apopiele/pdp11.html

Andrzej