E-Mail Configuring - Microsoft Outlook 2003

Open Outlook 2003.
Click the Tools menu, and select E-mail Accounts...
Select Add a new e-mail account, and click Next.
Choose POP3 as your server type by clicking the radio button, and click Next.
Fill in all necessary fields to include the following information:
User Information
Your Name: Enter your name as you would like it to appear in the From: field of outgoing messages.
Email Address: Enter your full Email address (username@yourdomain.com)
Server Information
Incoming mail server (POP3): mail.yourdomain.com
Outgoing mail server (SMTP): mail.yourdomain.com

Login Information
User Name: Enter your username (including @yourdomain.com)
Password: Enter your password
Click More Settings... and then click the Outgoing Server tab.
Check the box next to My outgoing server (SMTP) requires authentication and select Use same settings as my incoming mail server.
Click the Advanced tab, set up things like shown below; If you have problem on sending email, since some ISP would be blocking port 25, you may try change the Outgoing Server(SMTP) to 26.
Click OK.
Click Test Account Settings... After receiving Congratulations! All tests completed successfully, click Close.
Click Next, and then click Finish.