On 26 Apr 2012, at 17:06, Noel Jones wrote:
Put here: check_sender_access hash:/etc/postfix/oksenders
Facepalm moment. Doh! Noel, thanks very much. This was the obvious thing I'd overlooked. Putting a check_sender_access entry like this in smtpd_client_restrictions does the trick. Thanks!
The beers are on me the next time we meet.