Newbie question I know, and I have looked through the manuals, but I don't seem to see any difference between the two comands. I run the newest version of Debian... thanks for any help. 'adduser' was ...

I'm supporting an OpenBSD legacy system that users ssh into. The guy who put it together has been gone for a long time, and I'm not really a BSD guy. He also knew a lot more about BSD than I know ...