Dynamic "MAIL FROM" / 5321.MailFrom

2016-08-15 Thread Pat Suwalski
Hello, I'm looked in every corner of the internet for a solution to this seemingly simple problem I'm having. Last week, I started signing mail with opendkim, and hope to have DMARC fully implemented for all of my domains. I host dozens of domains, and send all of their mail through a singl

Re: Dynamic "MAIL FROM" / 5321.MailFrom

2016-08-15 Thread Pat Suwalski
On 2016-08-15 12:22 PM, Wietse Venema wrote: The solution is to require that the hosted domains provide the correct envelope sender address. With submissions that use the Postfix sendmail command, that's done with the "-f" command-line option. I'm struggling with this concept. I tried it on th

Re: Dynamic "MAIL FROM" / 5321.MailFrom

2016-08-15 Thread Pat Suwalski
On 2016-08-15 12:46 PM, Robert Schetterer wrote: i am not sure what your problem is ( do you mean sending reports with strict spf ? ) however have a look on this too in your concept Not quite. I'm trying to satisfy DMARC policy for SPF that does not match mail-from and envelope-from. I'd like