1999-03-02 09:44:33 U=CALLER rejected EXPN x@y
1999-03-02 09:44:33 no MAIL in SMTP connection from CALLER D=qqs C=EXPN,QUIT

******** SERVER ********
2017-07-30 18:51:05.712 exim x.yz daemon started: pid=p1234, no queue runs, listening for SMTP on port PORT_D
2017-07-30 18:51:05.712 no MAIL in SMTP connection from [127.0.0.1] D=q.qqqs
1999-03-02 09:44:33 exim x.yz daemon started: pid=p1235, no queue runs, listening for SMTP on port PORT_D
1999-03-02 09:44:33 no MAIL in SMTP connection from [127.0.0.1] D=qqs C=QUIT
1999-03-02 09:44:33 H=(x.y.z) [127.0.0.1] rejected VRFY a@b.c
1999-03-02 09:44:33 no MAIL in SMTP connection from (x.y.z) [127.0.0.1] D=qqs C=EHLO,VRFY,QUIT