Shameem Ahamed: > smtpd_sender_restriction = > check_sender_access hash:/etc/postfix/access.cf > > Where access.cf contains the below line > > example.com FILTER csmtp:127.0.0.1 > > cstmp is a clone of smtp, and the corresponding entry in master.cf is > > csmtp unix - - n - 300 smtp -o > smtp_bind_address=172.16.141.29
That won't work when there is no path from 172.16.141.29 to 127.0.0.1. Wietse