Re: [Exim] Problems caused by localhost entry in Received

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Autor: Toralf Lund
Data:  
Para: Exim Mailing List
Assunto: Re: [Exim] Problems caused by localhost entry in Received
Sander Smeenk wrote:

>Quoting Toralf Lund (toralf@???):
>
>
>>Received: from localhost.localdomain ([127.0.0.1] helo=mydomain)
>>Now, this seems to cause problems with some blacklists etc. on the net;
>>apparently they think "localhost" is evil.
>>Questions:
>> 1. Why?
>>
>>
>
>'localhost' can't be traced back if the message received is classified
>as spam. I guess that's the only reason to think of localhost as evil.
>
>
>
>> 2. Is there a good way to avoid including this localhost reference?
>>
>>
>
>Can you have your mailer connect to $your_internet_ip instead of
>127.0.0.1 or localhost? That might make a difference.
>
>

I think the only way to do that would be to hardcode the address, and
I'd rather not do that. Like I said, I want a *portable* config and the
IP address may actually change, or the users might use the same mailer
config on different hosts.

>
>
>>I guess updatingreceived_header_text is a possible solution, but has
>>anyone done it?
>>
>>
>
>Hmm. I'd look for a different solution and hold this as a last resort.
>
>
>
>> 3. Should I configure the mailers differently?
>>
>>
>
>Try that what I described above. You could also try and change your
>/etc/hosts, and have it say:
>
>127.0.0.1    localhost        localhost.$yourrealdomain

>
>That way, the receiving host can trace back localhost.$yourrealdomain,
>and it would be less evil.
>
>HTH,
>Sander.
>--
>| It ain't the jeans that make your butt look big
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>
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>
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>
>
>

- Toralf