多项选择题 You are a help desk technician for your company. Susan is an executive. Because Susan travels frequently, she uses a Windows XP Professional portable computer that has a smart card reader.  Susan asks you to configure her computer so that she can dial in to the company network when she is out of the office. Company security policy states that dial-in users must use a smart card when they connect to the network, and that the users must use the strongest form of data encryption possible. Company security policy also states that client computers must disconnect if the Routing and Remote Access server does not support both smart card authentication and the strongest possible authentication. You need to configure the dial-up connection properties on Susan’s computer to dial in to the company network. Your solution must ensure that company security policies are enforced.  Which three actions should you perform?（）

单项选择题 You are the network administrator for your company. The company has a main office and a branch office. All client computers run Windows XP Professional. Computers in the main office receive their TCP/IP configuration from DHCP. TCP/IP settings are manually configured on computers in the branch office. The network is configured as shown in the exhibit. Marc is a user who works in the main office. He uses a Windows XP Professional portable computer named Portable1.  When he uses Portable1 in the main office, he is able to access resources that are located in both offices. Marc reports that when he visits the branch office and uses Portable1, he is not able to access any network resources that are located in either office. All other users in the branch office are able to access all network resources that are located in both offices. You need to ensure that Marc is able to use Portable1 to access all network resources when he is in either the main office or the branch office. You want to ensure that this goal is accomplished with the minimum amount of administrative effort, with no future administrative action required. What should you do?（）

单项选择题 You are the desktop administrator for your company. The companys network consists of a single Active Directory domain. All client computers are Windows XP Professional computers that have manually configured IP addresses. A new user named Marc reports that he cannot connect to the network. All other users can connect to the network. You run IPconfig.exe on Marcs computer, and you receive the following response. Windows IP Configuration. Ethernet adapter Local Area Connection:  You want to ensure that Marc can connect to the network. What should you do?（）