To set up Microsoft Outlook Express:
- Open Microsoft Outlook Express
- Go to Tools > Accounts
- Click the Mail tab to open a list of your mail accounts
- Double click the account that has the problem
- Click the Advanced tab
- Change "Outgoing mail (SMTP)" from 25 to 26
- Click OK and Close
- You should be able to send mail
To set up Mozilla Thunderbird:
- Open Mozilla Thunderbird.
- Go to Tools > Account Settings
- In the list on the left, select "Outgoing Server (SMTP)" at the bottom of the list
- Select the account you need to change from the list on the right and click Edit
- Change Port from 25 to 26
- Click OK and OK
- You should be able to send mail
To set up in Outlook 2003
- In Microsoft Outlook, select Tools > E-mail Accounts
- On the E-mail Accounts wizard window, select "View or change existing e-mail accounts" and click Next
- Click the Mail tab and choose the account you need to modify
- Click "More Settings"
- Click the Advanced tab
- Change "Outgoing server (SMTP)" from 25 to 26
- Click OK, Next, and Finish
