--- /dev/null
+>>> host in hosts_connection_nolog? no (option unset)
+>>> host in host_lookup? no (option unset)
+>>> host in host_reject_connection? no (option unset)
+>>> host in sender_unqualified_hosts? no (option unset)
+>>> host in recipient_unqualified_hosts? no (option unset)
+>>> host in helo_verify_hosts? no (option unset)
+>>> host in helo_try_verify_hosts? no (option unset)
+>>> host in helo_accept_junk_hosts? no (option unset)
+>>> xxxx in helo_lookup_domains? no (end of list)
+LOG: SMTP call from (xxxx) [V4NET.0.0.1] dropped: too many syntax or protocol errors (last command was "rcpt to:<bad syntax@x.y.z>")