- myhostname = my.hostname.com
- alias_maps = hash:/etc/aliases
- alias_database = hash:/etc/aliases
- mydestination = hostname.com
- mynetworks = 127.0.0.0/8 [::ffff:127.0.0.0]/104 [::1]/128
- mailbox_size_limit = 0
- recipient_delimiter = +
- inet_interfaces = loopback-only
- default_transport = error
- relay_transport = error
- relay_domains =