You use a Windows 2000 Professional portable computer both at the office and at home. In the office you connect the portable computer to a docking station and use Internet Explorer to access the Internet through your LAN connection. 
At home, you configure a new dial-up connection to the Internet. Now when you attempt to access the Internet from the office you are prompted to connect via your dial-up connection. When you cancel this message, you can only work offline and cannot access the Internet. 
You want to maintain your dial-up connection for home use and your ability to access the Internet when connected to the company LAN. What should you do?（）

You are the administrator of your company’s network. The dial-up server on your network is configured to support certificate authentication.  
A user named Tom wants to use smart card authentication on his Windows 2000 Professional portable computer. You that Tom’s computer has a PC Card smart card reader and the appropriate drivers installed. You give Tom a smart card to use.  
What else should you do to enable smart card authentication on Tom’s computer? （）