[CentOS] Restrict User on Sending Mail

Fri Sep 7 13:54:59 UTC 2007
Barry Brimer <lists at brimer.org>

On Fri, 7 Sep 2007, Jun Salen wrote:

> I search from google on how to restrict user from
> sending mail and I did trial and errors for three days
> already but to no success. What I want to do is to
> restrict some user in sending mail while some
> unrestricted user will send mail to internet and
> intranet. I am able to restrict outside address (i.e.
> gmail, yahoo) to not send mail on restricted users but
> the vice versa I can not do.

It sounds like this might work for you.