[pfx] Re: Postfix not able to forward emails

On 2026-06-08 at 22:19:31 UTC-0400 (Mon, 08 Jun 2026 22:19:31 -0400)
Al via Postfix-users <[email protected]>
is rumored to have said:

> On 08/06/2026 12:36 pm, Bill Cole via Postfix-users wrote:
>> On 2026-06-08 at 12:23:22 UTC-0400 (Mon, 08 Jun 2026 12:23:22 -0400)
>> Al via Postfix-users <[email protected]>
>> is rumored to have said:
>>
>>> I didn't relize the amount of reconfiguration of postfix, dspam, 
>>> procmail, and dovecot this would take and this is just to add SRS.
>>
>> Or: if you have dovecot working, you could stop forwarding mail to 
>> elsewhere to avoid the deep issues intrinsic to forwarding. Just use 
>> dovecot for your IMAP server. Keep your mail on your server.
>
> This is what I would like to do, I just wish I could convince everyone 
> else.
>
>>
>>> Along with some small changes in DNS. Although, since I don't own 
>>> the IP it is kinda a large problem.
>>
>> Yes. If you are unable to do your own reverse DNS and cannot persuade 
>> your ISP to set a proper PTR record, you cannot run a mail server 
>> successfully.
>
> In the past I could just go to the data center's website and add 
> reverse dns. Now, it's a trouble ticket and then maybe they do 
> something, or maybe not.
>
> I may try using relayhost, I have a VM that has postfix setup on it.
>
> This is where I wonder what is the best practice.
>
> From my main.cf:
> myhostname = sequoia.teisprint.com
> mydomain = teisprint.com
>
> But is this correct?

That's perfect.

> I would think then I would want the reverse dns to be: 
> sequoia.teisprint.com

That would be a bit more obvious but either name should work as long as 
the name resolves to the IP and the IP resolves to the name.

>> BUT, it looks like you've handled that part today, if I'm 
>> interpreting DNS properly.
>>
>>> I may need to find someone who understands the postfix config better 
>>> than I do to make these changes. Does anyone know where I can find a 
>>> consultant?
>>
>> I expect one or more users here may answer this privately.
>
> I thought that too, but no one has emailed me directly.

Not all responses here are rapid.


-- 
  Bill Cole
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