please check the RFC 821, it shows the SMTP protocol. HELO domain.com it should fill your Mail server domain in order to prevent email going through most of anti-spam. ----- Original Message ----- From: "Angelo Zanetti" <angelo@xxxxxxxxxxxx> To: <php-general@xxxxxxxxxxxxx> Sent: Wednesday, March 28, 2007 5:10 PM Subject: HELO command when sending email using PHP > Hi all. > > I am sending emails using the SMTP connection with PHP using the > HTMLMimeMail class. Now there is a setting there for the HELO command > text, can anyone explain to me what this is and what it should be set to? > > TIA. > -- > ------------------------------------------------------------------------ > Angelo Zanetti > Systems developer > ------------------------------------------------------------------------ > > *Telephone:* +27 (021) 469 1052 > *Mobile:* +27 (0) 72 441 3355 > *Fax:* +27 (0) 86 681 5885 > * > Web:* http://www.zlogic.co.za > *E-Mail:* angelo@xxxxxxxxxxxx <mailto:angelo@xxxxxxxxxxxx> > > -- > PHP General Mailing List (http://www.php.net/) > To unsubscribe, visit: http://www.php.net/unsub.php >