Dennis Putnam:
> Thanks but I don't see the relevance of this to my postfix
> configuration. Wong link?
According to the SMTP server's reply, you need to set up a verified
sender address.
I't up to you to decide if that is relevant.
Wietse
> On 02/02/2012 10:01 AM, Wietse Venema wrote:
> > Dennis Putnam:
> >> My ISP has recently changed my mail server so that I am forced to use
> >> authentication. I am using SASL with a hash file. That all seems to be
> >> working. However, I am unable to send mail because for some reason
> >> postfix is not sending a MAIL FROM command. The relevant sequence of
> >> messages I get from my ISP's server is:
> >>
> >> Feb 2 08:50:06 dap002 postfix/smtp[13796]: 06B8D1803:
> >> to=<xxxxx...@cisco.com>, relay=smtp.att.yahoo.com[98.138.31.74]:25,
> >> delay=0.62, delays=0.02/0.05/0.46/0.09, dsn=5.0.0, status=bounced (host
> >> smtp.att.yahoo.com[98.138.31.74] said: 553 From address not verified -
> >> see
> >> http://help.yahoo.com/l/us/yahoo/mail/original/manage/sendfrom-07.html
> >> (in reply to MAIL FROM command))
> > Postfix sends MAIL FROM, but yahoo does not like it.
> >
> > For instructions on how to set up a "verified" address, see:
> >
> > http://web.archive.org/web/20080511191247/http://help.yahoo.com/l/us/yahoo/mail/original/manage/sendfrom-07.html
> >
> > Wietse
>
> --
> *Dennis Putnam*, Systems Administrator
> Acquisitions Integration
> Data Net IT at Cisco
> 770-236-6922
