Hi Jaroslaw, Yes I think your correct.
Just some further into, if I add the sender's IP to mynetworks then it will accept the email with a special character "!" in the local part. So it seems postfix can accept special characters, I'm just not sure how to allow this for every sender. Regards, Paul On Wed, Mar 24, 2021 at 11:01 AM Jaroslaw Rafa <r...@rafa.eu.org> wrote: > Dnia 24.03.2021 o godz. 10:15:14 Paul Fowler pisze: > > > > Is it possible allow the use of special characters safely in the local > part > > of a email address. > > We have a need to be able to accept emails that include special > characters > > like ! e.g. joe!b...@example.com > > > > When trying to send a test mail on a test server I get 'Relay Access > > denied' > > I guess Postfix interprets "!" sign in the email address as an UUCP routing > address, therefore "relay access denied". > In terms of UUCP, "joe!b...@example.com" means that you want the receiving > server (MX for "example.com" domain) to forward the mail via UUCP to the > machine it knows as "joe" and deliver it to user "b" on that machine :) > -- > Regards, > Jaroslaw Rafa > r...@rafa.eu.org > -- > "In a million years, when kids go to school, they're gonna know: once there > was a Hushpuppy, and she lived with her daddy in the Bathtub." >
