# docker-postfix Simple postfix relay host for your Docker containers. Based on Alpine Linux. ``` ENV vars $HOSTNAME= Postfix myhostname $RELAYHOST= Host that relays your msgs $MYNETWORKS= allow domains from per Network ( default 127.0.0.0/8,10.0.0.0/8,172.16.0.0/12,192.168.0.0/16 ) $ALLOWED_SENDER_DOMAINS = domains sender domains ```