In "My Computer" open "Dial-Up Networking". If you have never opened it before, you should see the following dialog box. (If you have phonebook entries setup already, click the "New" button.

New Phonebook Entry Wizard

Enter "PShift" as the phonebook entry name. Click "Next".

On the next screen, make sure the boxes are checked as indicated below, then click "Next":

Boxes checked

Enter a local access number for the phone number.

Phone Number

Click "Finish".

Finish

In the resulting dialog box,

Dialog

click "More" to get the following menu.

More menu

Choose "Edit entry and modem properties..." You should see the following:

Phone Book Properties

Click the "Server" tab. Make sure the boxes are checked as below:

Phonebook Properties - Server

Click the "TCP/IP Settings" button. Configure as below:

TCP/IP Settings

Click the "Script" tab and make sure it matches the following:

Script Settings

Click the "Security" tab and make sure it matches the following:

Security

Click "OK".

Click "Dial" and enter your User ID and password and click "OK" to make the connection.