Rejected mail hosts

Talbot Neil talbotn at ihug.com.au
Tue Jun 18 13:58:13 BST 2002


if you want to set up a mail host for incoming mail for your domain you can
do
this using a dynamic ip address if you want more information I can supply
this.

Talbot


----- Original Message -----
From: "Tim Wiser" <timw at penninehealthcare.co.uk>
To: "Talbot Neil" <talbotn at ihug.com.au>; <freebsd-users at uk.freebsd.org>
Sent: Tuesday, June 18, 2002 10:53 PM
Subject: Re: Rejected mail hosts


> > this could be someone outside your network trying to use your mail
server
> as
> > a
> > relay. be sure that your FreeBSD server isn't an open sendmail relay as
> > someone
> > could effectively clog up your server with relay jink mail and/or spam
>
>
> Pretty sure that they're not rejected because of that.  We are currently
on
> dialup ISDN and are using the BT SMTP server as a smarthost until we get
> onto an ISP that offers static IP.
>
> Having said that, the logs from last night say:
>
> Checking for rejected mail hosts:
>    1 vip-room.com
>    1 subdimension.com
>    1 aol.com
>
> ...and one from the other day:
>    1 usermail.com
>
>
>
> Unless someone is portscanning IP addresses belonging to BT and finding
> addresses with port 25 opened up....?  I think I've locked down the server
> to not relay messages.
>
>
>
>





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