Re: [exim] authentication

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Autor: Marco Wessel
Fecha:  
A: exim-users
Asunto: Re: [exim] authentication

On Mar 24, 2007, at 10:46 PM, Michael Rouba wrote:

> Hi,
> i have running an exim4 on a debian 3.1 system. I sends, receives and
> relays everything, i want. Just the relaying is known as a big
> problem.
> To prevent unwanted spam over the machine, i would like to use
> authentication at smtp connections through the clients. Well, how
> can i
> prevent exim4 to accept mail from unauthenticated clients?


By default, exim only allows relaying by the local host,
authenticated clients and clients that are listed in relay_from_hosts
(which gets filled from the dc_relay_nets setting in debian's config
management.) So to allow only authenticated clients, simply don't add
any hosts.