Re: [Exim] allow relay thru Domain instead of Host

> I know there's a => hostlist relay_from_hosts = xx.xx.xx.xx
>
> which would allow user from xx.xx.xx.xx host to use the relay without authentication, but is there anyway i can allow user from domain.com
> to use the relay freely, means not authenticated using host, but domainname.

Can you say "Open relay"? If not, please don't setup a mail server.

Any one on the internet who connects to your server and does MAIL
FROM:<somestupiduser@???>
makes you an instant open relay.

Best to stay with IP based or more preferably user authentication.

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