You are a network administrator for your company. The company has a main office and a branch office. The branch office has a cable modem connection to the Internet and uses a virtual private network (VPN) connection to access resources on the main office network. The cable modem is connected to a Windows XP Professional computer named Pro1. You configure Internet Connection Sharing (ICS) on Pro1 to allow users in the branch office to use the VPN connection. ICS sets the network adapter to use the IP address 192.168.0.1. Several sales representatives in the branch office use wireless network adapters to share files between their client computers. They need access to the VPN connection to upload sales reports to the main office. You install a wireless network adapter in Pro1 and configure it with the appropriate settings for the wireless LAN. The sales representatives who use the wireless LAN report that they cannot access the VPN connection. However, they are able to connect to resources in the branch office. Users on the wired network do not report any connectivity problems. The sales representatives need to be able to access the VPN.
What should you do?（） 

单项选择题You are the network administrator for your company. The network consists of a single Active Directory domain. All client computers run Windows XP Professional. The company has a large number of sales representatives who need access to the company network when they travel. A Windows 2000 Server computer is configured to allow users to access the network by using a dial-up connection. Several of the sales representatives occasionally travel to rural locations that have telephone lines that use outdated technology. The sales representatives report that when they attempt to establish a dial-up connection in these locations, they receive the following error message:  The server is not responding.  They cannot connect to the remote access server or to the company network. Users who travel to urban areas do not report this problem. You investigate and find out that the server is running properly, but the problem persists. The sales representatives need to be able to use the dial-up connection to access the company network. What should you do?（）

A.Change the flow control option in the modem properties to Xon / Xoff.
B.Disable error correction in the modem's default data connection preferences.
C.Adjust the modem's default connection speed to a lower rate. 
D.Disable the first-in, first-out (FIFO) receive and transmit buffers on the modem. 

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?（）

A.Select the Advanced (custom settings) security option.
B.Select the Require data encryption check box. 
C.Select the Typical (recommended settings) security option. 
D.Select the Use smart card item from the Validate my identity as follows list.
E.Select the Maximum strength encryption item from the Data encryption list.
F.Select the Extensible Authentication Protocol (EAP) option, and select Smart Card or other Certificate from the EAP list.

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?（）

A.Enable Automatic Private IP Addressing (APIPA) on Portable1.  
B.On Portable1, manually set an alternate TCP/IP configuration for the branch office subnet.
C.Configure the VPN2 server as a DHCP relay agent. 
D.On Portable1, specify the address of the VPN2 server as an additional gateway address.

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?（）

A.Run the Netstat -n command on Marc's computer. 
B.Run the Netdiag /test:ipconfig /fix command on Marc's computer. 
C.Manually configure Marc's computer so that it has an appropriate IP address and subnet mask.
D.Disable Automatic Private IP Addressing (APIPA) on Marc's computer.

单项选择题You are the administrator of your company’s network. The network consists of a single Active Directory domain. The network includes Windows XP Professional and Windows 2000 Professional client computers. All computers have manually configured IP addresses. A portion of your network is shown in the Configuration exhibit. You install a new Windows XP Professional client computer on Subnet2.  The user of this computer reports that she cannot access an application hosted on APPSRV1.  When she tries to access the application, she receives the following error message: “Network path not found.” The user verifies that she can access resources on other servers located on both subnets. You view the configuration of her network connection, as shown in the Network Connection Details exhibit. You need to ensure that the user can access the application on APPSRV1. What should you do?（）

A.Configure the computer to use the address of the DNS server on Subnet1.
B.Configure the computer to use the address of the WINS server on Subnet1.  
C.Configure the computer to use DHCP to automatically receive its TCP/IP configuration.
D.Configure the computer to use an IP address from Subnet1 as an alternate configuration.