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Re: delivery refusal (DNS not listed)



On Sat, 6 Mar 1999, David Resnick wrote:

>I've just recently set up my RH 5.2 to send/recieve email. I'm using sendmail (configuration unchanged since it was automatically installed) fetchmail and mutt. I can recieve my mail just fine, but about half of the time that I send mail it gets returned to me because my domain doesn't match my IP address.
>
>This is an example of an attachment I get explaining why my email was refused.
>
>--------------------------------------------
>
>The original message was received at Sat, 6 Mar 1999 21:56:54 +0200
>from dmr@localhost
>
> ----- The following addresses had permanent fatal errors -----
>xyz@aol.com
>
> ----- Transcript of session follows -----
>... while talking to zc.mx.aol.com.:
>>>> MAIL From:<dmr@localhost.localdomain> SIZE=849
><<< 550 <dmr@localhost.localdomain>... Sender domain not found in DNS (see RFC
>1123, sections 5.2.2 and 5.2.18).
>554 xyz@aol.com... Service unavailable
>
>--------------------------------------------
>
>The problem is obvious, the solution is just a little bit trickier ;).
>
>Should I be sending my mail via the same (POP) server that sends my mail? There is no place that I've found where I need to put the name of my outgoing mail server, like there is in the netscape mail client. Or do I need to somehow change my domain name to something that is true?
>
>Any help and pointers would be much appreciated,
>
>	David Resnick

Tell Sendmail to masquerade as your domain (DM...)

Peter