On Mon, Jun 23, 2014 at 12:04:57AM -0500, Edgar Pettijohn wrote: > Recently I became unable to send messages using Thunderbird, but I could > with Mutt (imap). I finally found the culprit and just wanted to share > if it was affecting anyone else. The changes to main.cf were as follows: > > - smtpd_recipient_restrictions = permit_mynetworks permit_sasl_authenticated > reject_unauth_destination > + smtpd_recipient_restrictions = permit_mynetworks, > permit_sasl_authenticated, reject_unauth_destination
These differ only in the use of commas, which are equivalent to whitespace in this context, i.e. they may aid readability but are entirely optional. This change makes NO difference. You changed something else that really solved the problem. -- Viktor.