LOG: H=[V4NET.11.12.13] F=<userx@cam.ac.uk> rejected RCPT <userx@cam.ac.uk>: relay not permitted
>>> host in hosts_connection_nolog? no (option unset)
>>> host in host_lookup? yes (matched "0.0.0.0/0")
>>> looking up host name for V4NET.0.0.1
LOG: H=[V4NET.11.12.13] F=<userx@cam.ac.uk> rejected RCPT <userx@cam.ac.uk>: relay not permitted
>>> host in hosts_connection_nolog? no (option unset)
>>> host in host_lookup? yes (matched "0.0.0.0/0")
>>> looking up host name for V4NET.0.0.1