[Samba] What is the purpose of "add user script"?

[Gary Dale]

MargoAndTodd wrote:
> Hi All,
>
>    I am confused.  In one of the examples of a PDC,
> the following smb.conf parameter is given:
>
>    add user script = /usr/sbin/useradd -m -G users '%u'
>
> If you have "passdb backend = tdbsam" and the way
> to add users to "tdbsam" is "pdbedit -a -u username",
> what is the purpose of the "add user script"?
>
> I am thinking it is to add the user to /etc/passwd,
> but "why"?  I add my users from the command line.
> I invoke "useradd" then "pdbedit".
>
> What is the purpose of the "add user script"?
>
> Many thanks,
> -T
Add users allows you to add Windows users from Windows. Otherwise, you 
wouldn't have Unix accounts to link them to.