Outlook 2003

In Outlook go to:

Tools > Emails Accounts


  • Check 'Add a new email account'


  • Choose POP3 if you want to download emails to your computer
  • Choose IMAP if you want them to stay on the server


  • Make sure that you have the full email address as username (including @domain.com)
  • Incoming and Outgoing Mail server: domain.com


  • Make sure that 'My server requires authentication' is enabled


  • Port numbers must be
POP3: 110
IMAP: 143
SMTP: 25 or 26


If you have troubles sending emails via port 25, try 26 instead.

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