From: mouss (moussnetoyen.net)
Date: Sat Apr 05 2008 - 03:50:53 CDT

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Jeff Lacki wrote:
> Jeff Lacki wrote:
>
>>> I know what the issue is (I think), but need a solution.
>>> It seems my new service, Qwest.net, requires me to
>>> receive email from my account with qwest, and then
>>> the smtp 553 relay denied error goes away.
>>>
>>> I dont know if this is common with some ISPs,
>>> but is there a way I can setup postfix to
>>> recieve my email and then send via postfix
>>> so it works?
>>>
>>> I dont even use my email at the ISP provider,
>>> but just the act of recieving emails on
>>> my XP box seems to 'fix' my 553 problem.
>>>
>>>
>
>
>
>> you'll have to explain your problem better. do you have a problem
>> receiving or sending email? These are completely different things
>> (really completely).
>>
>
> I have a problem sending email out and I can understand your confusion,
> Ive never seen this particular problem before:
>
> Apr 4 10:53:51 fedora postfix/smtp[17575]: A057D1258600: to=<mehost.net>, orig_to=<jeffhostname.com>, relay=pop.phnx.qwest.net[63.231.195.31]:25, delay=0.53, delays=0.01/0/0.39/0.12, dsn=5.0.0, status=bounced (host pop.phnx.qwest.net[63.231.195.31] said: 553 relaying denied. (in reply to RCPT TO command))
>
> I have 2 computers on my network at home, a fedora box and an XP
> box. If I get my email on my XP box (Mozilla Thunderbird),
> and THEN send on my fedora box, I DONT get a bounce,
> but if I DONT receieve my emails first, it will fail.
> I did these two right after the other. Tried to send via postfix,
> failed (above), then received any email from qwest.net on
> my XP box, then sent another email on my fedora box (successful):
>

this means they probably implement "pop before smtp". you can try to
implement SASL AUTH (the client part)
       http://www.postfix.org/SASL_README.html#client_sasl
and see if it works.

maybe some wqest subscriber can provide more infos.

> Apr 4 10:56:16 fedora postfix/pickup[17501]: 8BA6B12585ED: uid=500 from=<jeff>
> Apr 4 10:56:16 fedora postfix/cleanup[17588]: 8BA6B12585ED: message-id=<20080404175616.8BA6B12585EDotherhostname.com>
> Apr 4 10:56:16 fedora postfix/qmgr[29651]: 8BA6B12585ED: from=<jeffhostname.com>, size=277, nrcpt=1 (queue active)
> Apr 4 10:56:17 fedora postfix/smtp[17590]: 8BA6B12585ED: to=<mehost.net>, relay=pop.phnx.qwest.net[63.231.195.31]:25, delay=0.68, delays=0.06/0.01/0.38/0.23, dsn=2.0.0, status=sent (250 ok 1207331641 qp 48901)
> Apr 4 10:56:17 fedora postfix/qmgr[29651]: 8BA6B12585ED: removed
>
> This is not a setup issue, rather it seems that qwest.net has
> some funny business with having to read my email first in order
> to (and Im guessing) verify that Im within their network,
> and then it will allow me to send email out.
>
> My postfix config is fine since I can indeed send emails out,
> but only after I read my email off qwest.net
>
> Jeff
>
>
>

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