[CentOS] what should I do?

[Filipe Brandenburger]

On Sun, Mar 16, 2008 at 12:08 AM, Sobari Tanuwijaya
<tanuwijaya at gmail.com> wrote:
>  I think I can install qmail for the MTA, but I don't know how to prevent
>  several person just can send/receive email from the same domain, while
>  the other can send/receive email to any address he wants to.
>  Anybody kind enough to share how to do that?

It's easy to do it with Postfix:
http://www.postfix.org/RESTRICTION_CLASS_README.html#external

HTH,
Filipe