多项选择题 You are the network administrator for your company. All servers run Windows Server 2003.   You configure the Routing and Remote Access service on a server named Server2. Server2 is connected to a modem pool and supports eight simultaneous inbound connections. You instruct remote users to dial in to Server2 from their home computers.The company’s written business policy states that the only client computer operating systems that should be supported for dial-up access are Windows 95， Windows 98， Windows 2000 Professional， and Windows XP Professional.You need to configure the remote access policy to support the most secure authentication methods possible. You want to enable only the necessary authentication methods based on the supported client computers that will be connecting.   Which authentication method or methods should you enable？（）

单项选择题 You are the network administrator for Alpine Ski House. The network consists of two Active Directory domains. One domain is named alpineskihouse.com. A subsidiary company named Adventure Works has a domain named adventure-works.com. Both domains are in a single forest.A primary DNS server for alpineskihouse.com is located in the company’s Seattle office. A primary DNS server for adventure-works.com is located in the company’s Portland office. Both DNS servers are Windows Server 2003 computers.Each domain has three regional offices. Each regional office contains the following computers：  （1）a secondary DNS server in its respective domain   （2）a DHCP server   （3）a recently installed Microsoft Internet Security and Acceleration （ISA） Server computer that connects the LAN to the Internet  Company sales representatives visit the Seattle office， the Portland office， and all regional offices several times each month. All sales representatives use Windows XP Professional portable computers that are members of the alpineskihouse.com domain.You create an appropriate wpad.dat script file on each of the ISA servers in each regional office. On each DHCP server， you configure the 252 Proxy Autodiscovery option and the corresponding http：//ISAServerName/wpad.dat string value. Sales representatives report that they cannot access the Internet by using Internet Explorer when they visit an office that is in the adventure-works.com domain. You need to ensure that all users can access the Internet at all times. You want to use the minimum amount of administrative effort.  What should you do？（）

单项选择题 You are a network administrator for your company. The network consists of five Windows Server 2003 computers and 50 Windows XP Professional computers on a single subnet.   On Sunday， another administrator installs a new firewall between the LAN and the company’s T1 Internet connection. The network is configured as shown in the exhibit. （Click the Exhibit button.）   Local host names are resolved on the network by using a WINS server. All client computers are configured to use ISP1 for DNS name resolution.On Monday morning， users report that they are no longer able to access secure and nonsecure Internet Web sites.From a Windows XP Professional computer， you are able to succesfully perform the following tasks： Ping the IP addresses of Web servers on the Internet.Use Internet Explorer to open both secure and nonsecure Web sites by using an IP address in place of the URL.  You run the nslookup command and attempt to resolve an Internet fully qualified domain name （FQDN）. You receive the following error message：  *** [131.107.100.200] can’t find www.microsoft.com： No response from server >   You need to use the minimum amount of administrative effort to provide users with the ability to browse Web sites on the Internet.  What should you do？（）