SMTP EXPN CUSTOMREQUEST IDN # # Server-side CAPA SMTPUTF8 250-Joe Smith 250-Harry Smith 250 Melvin Smith # # Client-side smtp idn !win32 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