Re: smtp auth
- @/dev/rob0, you're right that it makes no sense: I wrote a huge
stupid, it's working properly!! You ignore the previous email, now go
outside and get some fresh air, but I take so much!!!
Thank you so much to all of the aid that you gave me!
2013/6/27 /dev/rob0 <rob0@...>:
> On Thu, Jun 27, 2013 at 09:51:50AM +0200, Fabrizio Monti wrote:
>> I did some testing and I determined that if I configure the SMTP
>> mail client on port 25 can send e-mails only for my domains.
>> But if I connect to telnet on port 25 I can send emails to all
>> the domains. I can stop this?
> First, that does not make sense. "Telnet on port 25" is the same as
> any MUA, it's just a means to speak SMTP to a SMTP server. There's
> no fundamental difference between a MUA and someone using telnet to
> speak SMTP, except perhaps that the MUA is faster and makes no
> Second, IIUC what you are saying, it could be that the MUA is
> configured to AUTH, and when AUTH is refused it rightly goes away.
> I'll go further to venture a guess that your telnet client's IP
> address is in $mynetworks, and that you neglected to remove
> "permit_mynetworks" from your recipient (or relay) restrictions.
> We have no way to see what you have configured! We can't read your
> logs. If you want help you have to SHOW us these things.
> See also:
> http://rob0.nodns4.us/ -- system administration and consulting
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