SMTP
EXPN
CUSTOMREQUEST
#
# Server-side
250-Joe Smith
250-Harry Smith
250 Melvin Smith
#
# Client-side
smtp
SMTP mailing list EXPN (CUSTOMREQUEST)
smtp://%HOSTIP:%SMTPPORT/%TESTNUMBER --mail-rcpt Friends -X EXPN
#
# Verify data after the test has been "shot"
EHLO %TESTNUMBER
EXPN Friends
QUIT