service auth { unix_listener auth-userdb { } unix_listener /var/spool/postfix/private/auth { mode = 0660 user = postfix group = postfix } } # We don't strictly need to provide a LMTP server to fetch mail from # postfix, but we do if we want to do sophisticated stuff like sieve # filtering on the way. service lmtp { inet_listener lmtp { address = 127.0.0.1 port = 2424 } }