单项选择题 YouaretheadministratorofB&GEnterprises.YourWindows2000ServerisconfiguredtousetheNWLinkIPX/SPXcompatibleprotocol.YournetworkclientsalsouseNWLinkIPX/SPXprotocol.YourclientscomplainthattheyarenotabletoconnecttotheWindows2000Server；theycanhoweverconnecttoeachother.Whatisthemostlikelycauseoftheproblem？（）

单项选择题 YouconfigureaW2kProwithstaticIP.YoufoundanerrorinDNSserveraddress.YouconfigureDNSaddressto10.1.1.5.ButtheW2kProisstillunabletoconnecttothenetworkresourcebyname.Yourunipconfig/allandseethatDNSserveraddressis：0.0.0.0Whatdoyoudo？（）

单项选择题 You are the administrator of WXYZ.com Incorporation. Your company’s network consists of Windows 2000 Professional clients and Windows 2000 Servers. Users have started reporting that the network performance has degraded in recent times. Most of the Windows 2000 Professional clients on your network use the TCP/IP protocol to communicate with the Server. You want to increase network performance. Where do you change the binding order？（）