Outlook Express 6 Configuration
Step 1:   Open Outlook Express and go to the Tools menu and select "E-Mail Accounts"

Step 2:   Select the email account (usually pop3.interrahost.com or smtp.interrahost.com) and click "Properties"

Step 3:   Click the "Servers" tab

Step 4:   Update the "Incoming Mail (POP3)" field to read pop3.interrahost.com and click "OK"

Step 5:   Click "Close"