Re: [exim4] mixed up about terminology
Le 13/10/2014 14:14, Jerry Stuckle a écrit :
> On 10/13/2014 2:32 AM, Jonathan Dowland wrote:
>> On Sun, Oct 12, 2014 at 09:05:14PM -0400, Jerry Stuckle wrote:
>>> Among other things, legitimate MTAs have MX records.
>> Not necessarily. In the absence of an MX record an A record is perfectly
>> legitimate.
>>
>>
> Legitimate MTAs have MX records. While an A record is perfectly
> legitimate, an MUA won't have one of those, either.
Inbound MTAs have MX records. Not outbound ones.
> But more and more companies are filtering out emails which don't have
> matching MS records.
>
That's an error and completely idiot : big service provider use
different MTAs for inbound (with MX records pointing to them) and
outbound email.
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