[Gllug] open relays

[Daniel Andersson]

suggestion, install a newer version of sendmail and use the smtp-auth
feature.

works like a charm :)

/ d

----- Original Message -----
From: "will" <will at hellacool.co.uk>
To: <gllug at linux.co.uk>
Sent: Friday, April 26, 2002 10:44 AM
Subject: [Gllug] open relays


> Hi All,
>
> We have a customer whos server can't send to AOL because AOL have tested
> their server and found to be an open relay.  Poprelayd was installed
> last November and it seems to be working, you can only send through the
> server after popping a pop account.  However you do seem to be able to
> send if you format the destination email address:
>
> rcpt to: CloseYourOpenRelay%aol.com@<hostname or IP of server>
>
> this gets accepted for delivery and the maillogs show that it the mailer
> does attempt to deliver to AOL.  It is strange because it only seems to
> work for aol.com, doing:
>
> rcpt to: CloseYourOpenRelay%<some other hostname>@<hostname or IP of
server>
>
> gives a relaying denied message.  Does anyone have any idea as to why
> this is happening and what can be done to fix it?  They are running
> sendmail 8.11.6
>
> Will.
>
>
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