Setting up Outlook Express
Open Outlook Express and select Tools. Click "Accounts...".
Click "Add" and choose "Mail...".
Type your Name (this will be shown when people receive a message from you).
Type the E-mail address, created in the control panel, and click "Next".
Choose IMAP as your account type.
For incoming mail (IMAP), enter imap.yourdomain.com.
For SMTP server, enter send.one.com and click Next.
Type the e-mail address and password that you created in the control panel and click "Next".
Click "Finish" to complete the setup.
Configuration of the SMTP server in Outlook Express
Follow these instructions if you are using One.com’s SMTP server.
Mark the mail account in the list and click "Properties".
Select the "Servers" tab.
Check "My server requires authentication" if it is not already checked.
Select the Advanced tab.
In "Outgoing server (SMTP)" enter 2525.
Click "OK".

