Differing auth based on sender

I have one remote SMTP server I want to relay mail through, but connect to it using differing credentials based on sender; using Postfix 2.3 My relevant main.cf is:  relayhost =  smtp_sender_dependent_authentication = yes  sender_dependent_relayhost_maps = hash:/etc/postfix/relayhost_maps  #

Re: Differing auth based on sender

Eek, apologies for the double-post, accidently hit shift-enter before I completed the message. I have one remote SMTP server I want to relay mail through, but connect to it using differing credentials based on sender; using Postfix 2.3. My relevant files are below, but the relay host is reject