Your Cart is Empty Reseller Log In or Sign Up FAQ

Outgoing email error 550 - Relay not permitted

When you set up your e-mail account in Outlook and other e-mail clients you must enable authentication for the outgoing mail server. In many e-mail clients this option is not enabled by default, which results in an error "550 - Relay not permitted" whenever you try to send an e-mail.

Here is how you can enable authentication in some of the most commonly used e-mail clients:

Microsoft Outlook Express on Windows:

Microsoft Outlook 2002 on Windows:

Microsoft Outlook 2000 on Windows:

Microsoft Outlook Express on Macintosh:

Mozilla Thunderbird on Windows:

Netscape 6 on Windows and Macintosh:

Netscape 4.7x on Windows and Macintosh:

Other email clients:

« Back to menu
ResellersPanel at Google+