And I know that I shouldn't be doing this on a shared account, but I'm just playing around.
Buddy, if you "shouldn't be doing that" then "just playing around" is no excuse.

Unless you have root on the machine, adduser won't work. And passwd doesn't accept a password on the command line (it would be a huge security breach if it did), you'll have to use Expect;

As for the rest of your questions, they depend on the details of how the server was set up, and this is not the place to discuss them. You want a unix discussion forum. Go back two routers and turn left.

In reply to Re: Programmatically Adding E-Mail Accounts by matija
in thread Programmatically Adding E-Mail Accounts by rjahrman

Title:
Use:  <p> text here (a paragraph) </p>
and:  <code> code here </code>
to format your post, it's "PerlMonks-approved HTML":


  • Posts are HTML formatted. Put <p> </p> tags around your paragraphs. Put <code> </code> tags around your code and data!
  • Titles consisting of a single word are discouraged, and in most cases are disallowed outright.
  • Read Where should I post X? if you're not absolutely sure you're posting in the right place.
  • Please read these before you post! —
  • Posts may use any of the Perl Monks Approved HTML tags:
    a, abbr, b, big, blockquote, br, caption, center, col, colgroup, dd, del, details, div, dl, dt, em, font, h1, h2, h3, h4, h5, h6, hr, i, ins, li, ol, p, pre, readmore, small, span, spoiler, strike, strong, sub, summary, sup, table, tbody, td, tfoot, th, thead, tr, tt, u, ul, wbr
  • You may need to use entities for some characters, as follows. (Exception: Within code tags, you can put the characters literally.)
            For:     Use:
    & &amp;
    < &lt;
    > &gt;
    [ &#91;
    ] &#93;
  • Link using PerlMonks shortcuts! What shortcuts can I use for linking?
  • See Writeup Formatting Tips and other pages linked from there for more info.