SMTP
EXPN
CUSTOMREQUEST
IDN
#
# Server-side
CAPA SMTPUTF8
250-Joe Smith
250-Harry Smith
250 Melvin Smith
#
# Client-side
smtp
idn
SMTP mailing list EXPN (CUSTOMREQUEST) with SMTPUTF8 support
smtp://%HOSTIP:%SMTPPORT/969 --mail-rcpt Friends -X EXPN
#
# Verify data after the test has been "shot"
EHLO 969
EXPN Friends SMTPUTF8
QUIT