Yes mate, bingo! You saved another day that I'd probably spend on troubleshooting this.
http://www.postfix.org/postconf.5.html#masquerade_domains This is the answer P. On Mon, Jun 8, 2015, at 11:31 AM, Peter wrote: > On 06/08/2015 08:58 PM, Peter wrote: > > I use "sendmail -f nore...@mail.example.com" to send emails > > I hope you actually have some sort of program, script or human > monitoring that address to handle bounces. > > > I see that the "from" address is already altered in the > > postfix log file to "nore...@example.com". > > Logs that you failed to show us, so I can only make a guess as to what > is causing it. Neither did you show us any of your current config. > > > Any clues what could cause that? > > http://www.postfix.org/postconf.5.html#masquerade_domains > > > Peter