Re: [exim] Spammers ignoring MX

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Author: Grant Peel
Date:  
To: Marc Perkel, Mike Sprague
CC: exim-users
Subject: Re: [exim] Spammers ignoring MX
Then, using the ACL method, IF I have hosts on the same server that do not
use the spamfilter service, I would have to add condition lines, and should
consuder usin hosts lists to identify these domains?

-Grant

----- Original Message -----
From: "Marc Perkel" <marc@???>
To: "Mike Sprague" <mfs@???>
Cc: <exim-users@???>
Sent: Thursday, February 05, 2009 4:29 PM
Subject: Re: [exim] Spammers ignoring MX


>
>
> Mike Sprague wrote:
>> Grant Peel wrote:
>>
>>> Hi all,
>>>
>>> I have a number of domains that the MX is set to an outside
>>> spamfiltering server. These domains are still getting spam that is
>>> being sent directly to our servers, thus bypassing the spamfiltering.
>>>
>>>
>>> Now in order for use to accept email from the spamfiltering service,
>>> I need to accept mail for that domain.
>>>
>>> Is there a was to tell the mailserver to only accept mail for those
>>> domains that comes from specific hosts?
>>>
>>> -Grant
>>>
>>
>> You can do something like this in the ACLs. I do it in the check_rcpt
>> ACL:
>>
>> require
>>   message     = only accept messages from certain servers
>>   hosts       = 192.168.1.25

>>
>> Put the IP(s) of your spamfiltering service instead of 192.168.1.25 and
>> it will only accept messages from them.
>>
>> Thanks,
>> mikeS
>>
>>
>
> Or it could be
>
> hosts = *.spamfilteringservice.com
>
> If the service has correct RDNS. Or you could get the service to forward
> your good mail on an alternate port.
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