+ H=(test) [V4NET.0.0.3] U=root F=<uncheckable@localhost1> rejected RCPT <z@remote.domain>: 127.0.0.1 [127.0.0.1] : SMTP error from remote mail server after RCPT TO:<z@remote.domain>: 550-Recipient not liked on two lines\n550 Here's the second
+LOG: smtp_connection MAIN
+ SMTP connection from root closed by QUIT
+LOG: smtp_connection MAIN
+ SMTP connection from root
+Connecting to 127.0.0.1 [127.0.0.1]:1224 ... connected
+ SMTP<< 220 Server ready
+ SMTP>> EHLO myhost.test.ex
+ SMTP<< 250 OK
+ SMTP>> MAIL FROM:<>
+ SMTP<< 250 OK
+ SMTP>> RCPT TO:<z@remote.domain>
+ SMTP<< 550 Recipient not liked, with bad char:\80ÿÿ
+ SMTP>> QUIT
+ SMTP<< 250 OK
+ SMTP(close)>>
+LOG: MAIN REJECT
+ H=(test) [V4NET.0.0.3] U=root F=<uncheckable@localhost1> rejected RCPT <z@remote.domain>: 127.0.0.1 [127.0.0.1] : SMTP error from remote mail server after RCPT TO:<z@remote.domain>: 550 Recipient not liked, with bad char:\200\377\377