Re: sendmail relay

From: atse (dunggaze_at_yahoo.com)
Date: 11/29/03 

Date: Sat, 29 Nov 2003 20:14:07 GMT

Thanks, I see.
What I am concerned is that the machine has enabled anonymous to attempt to
send email through my server. As long as the rejection of relay has been set
by default, I will feel save.

Atse

"ynotssor" <"ynotssor"> wrote in message
news:3fc82ffd_1@corp.newsgroups.com...
> "atse" <dunggaze@yahoo.com> wrote in message
> news:SnVxb.88011$X2W1.55994@news04.bloor.is.net.cable.rogers.com
>
> > I was confused with the end part of the 1st record "we do not relay"
> > and the next "relay=[210.106.36.47]", which is the same IP relay. I
> > thought this person should have sent out the email through my server.
> > And I found this occured many times that someone tried to relay their
> > emails through my email server. How can I prevent someone from
> > relaying their emails? Thanks
>
> You don't seem to understand that the email is *not* being relayed. The
log
> entries you posted indicate that. Since you top-posted I'm not going to
take
> the trouble of fixing it to show you again.
>
> As long as your machine is connected to the Internet with an SMTP server
> listening on port 25 (or any port for that matter) with no other
> restrictions or filters, anyone in the world can connect to that port and
> attempt to relay. Your server is correctly configured to reject such relay
> attempts, and the log entries prove it.
>
> If you want to stop such relay attempts then unplug the box from the
> network. It's that simple.
>
>
> tony
>
> --
> use hotmail for any email replies
>
>
>
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