In instances like this, I often find virtual machines a big help Sent from my iPhone
On Nov 16, 2015, at 8:37 PM, Vicki Brown <v...@cfcl.com> wrote: >>> To test a configuration before going live, use a test machine, or >> >> configure a secondary Postfix instance if your Postfix distribution >> has not broken http://www.postfix.org/MULTI_INSTANCE_README.html > > We're a house, not a company. We don;t have "test machines" > >>> As documented, Postfix content filters run **before** Postfix >> >> decides where to deliver mail. > > Thank you. > > If I could have readily found that "documentation" I would not have asked. > > > >> On Nov 16, 2015, at 03:58, Wietse Venema <wie...@porcupine.org> wrote: >> >> Vicki Brown: >>> Can I insert a content filter before a relay via virtual_alias_maps >>> or relay_recipient_maps? Or are all relays done before any content >>> filters could be run? >>> Is there a clean way I can insert a content filter before the mail >>> is relayed? >> >> As documented, Postfix content filters run **before** Postfix >> decides where to deliver mail. >> >> http://www.postfix.org/CONTENT_INSPECTION_README.html >> http://www.postfix.org/SMTPD_PROXY_README.html >> http://www.postfix.org/FILTER_README.html >> http://www.postfix.org/MILTER_README.html >> >>> I'd prefer to have a good feeling for whether spam checking on >>> there toaster will work before I start experimenting and possible >>> break our incoming email. >> >> To test a configuration before going live, use a test machine, or >> configure a secondary Postfix instance if your Postfix distribution >> has not broken http://www.postfix.org/MULTI_INSTANCE_README.html >> >> Wietse >