How to use RPC over HTTPS using Outlook 2003
Used to connect to the RIT Exchange server from home without having to use VPN
- Open Outlook and go the Tools Menu and choose Options
- Click on the Mail Setup tab click E-mail Accounts. Choose View or Change existing email accounts and click Next.

- Click on the Change button to change the Exchange server settings.

- Uncheck the checkbox for "Use Cached Exchange Mode" then click the More Settings button.

- Click on the Security tab

- Make sure that the Encrypt data between Microsoft Office Outlook and Microsoft Exchange Server box is checked.

- Click on the Connection tab and make sure that Connect to my Exchange mailbox using HTTP is checked and then click on the Exchange Proxy Settings button.

- Type "mymail.rit.edu" in the first text box.
- Make sure that Connect using SSL only and Mutually authenticate the session when connecting with SSL boxes are checked.
- Enter "msstd:mymail.rit.edu" in the principal name for proxy server box.
- Make sure that the bottom two check boxes are checked.
- Make sure that the Proxy authentication settings are set to NTLM Authentication.
- Click OK.
- Click Apply to apply the changes to Outlook.
- Click OK to the message box.
- Click OK, Cancel, and OK respectively to the next three windows.
- Close Outlook, (disconnect VPN if it is connected) and reopen Outlook. You should now be able to connect to the Exchange server without using the VPN client.