Re: Automatic email relay agent?

[Gary Stainburn]

On Wednesday 30 November 2005 8:55 pm, Hongwei Li wrote:
> > Am Mi, den 30.11.2005 schrieb Hongwei Li um 20:40:
> > > Is there any program that can function as "automatic email relay"
> > > agent? Basically, I stop all email relay in my fc3 and fc4 systems
> > > and allow only some ip address range to relay emails.  This way,
> > > my users in our subnet and some users at home (who's ip addresses
> > > are known) can use outlook etc. to send
> > > emails.  The problem is that sometimes, some users travel to other
> > > cities and
> > > they still want to use outlook to send emails.  Since I don't know
> > > thoses ip addresses, they will get "email relay error".
> > >
> > > Hongwei Li
> >
> > Setup SMTP AUTH - that is the only reliable route to go.
> >
> > Alexander
>
> Could you tell how to setup it?  Thanks a lot!
>
> Hongwei

That would depend on which mail server you're running, exim, sendmail 
etc.  Let us know which it is