Re: Exim4 setup for LAMP web site.
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>> On 23/09/10 21:35, Gary Roach wrote:
>>
>>> Well, you were correct about the authentication being a problem. I fixed
>>> it but still no joy. I ran the swaks testing program with: swaks --auth
>>> --to *me*@verizon.net --server outgoing.verizon.net.
>>> This asked for the usual login and returned a long list of things. The
>>> last lines were:
>>>
>>> <- 235 2.7.0 LOGIN authentication successful.
>>> -> MAIL FROM:<root@*mycomputer*.domain>
>>> <** 550 5.1.8 invalid/host-not-in-DNS return address not allowed
>>> -> QUIT
>>> <- 221 2.3.0 Bye received. Goodbye.
>>>
>>> I understand that my ISP is trying to validate me as a source but am not
>>> sure what to do to fix it.
>>>
>> Host-not-in-DNS means that you have no valid DNS name and when
>> destination mail system is doing DNS lookup can not verify you, thus
>> rejecting emails from this source.
>> Provide valid entry in dns for your mail server and then it should work.
>> - --
>>
> On 24/09/10 15:41, Gary Roach wrote:
> I got that a valid DNS name isn't present. What do I do about it. Does
> this mean that I need to submit something to my ISP or use one of my
> existing email accounts for a name or stick in something from the
> returns I get from running host. I know what them problem is. I just
> don't know how to fix it. I use Verizon Fios with an M1424WR router if
> that is any help.
>
> Gary R.
>
What does it mean is you have to provide name of your mail server into
DNS schema. Basically you have to register your own domain and then
point it into your server, it'll be a good idea if you'll put there an
rDNS record as well as some mail systems are not accepting emails from
system which have no rDNS set up.
- --
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