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You are the desktop administrator for one of your company's branch offices. The network in the branch office consists of a single network segment, which contains a domain controller, a DHCP server, 10 Windows 2000 Server computers, and 50 Windows 2000 Professional computers. All servers and client computers are members of the company's Active Directory domain. You purchase 50 new client computers for the branch office. Each new client computer contains a built-in PXE-compliant network adapter. You install and configure RIS on one of the Windows 2000 Server computers that is on the network in the branch office. You create a Windows XP Professional RIS image on the Windows 2000 Server computer. You connect the new client computers to the network in the office, and you turn on each computer. Each computer displays a message stating that it cannot contact a PXE boot server. You verify that the RIS server is connected to the network. You need to ensure that the new client computers can connect to the RIS server and can begin installing Windows XP Professional.
What should you do?（）

膜反应器是（）的酶反应器 将酶催化反应与膜分离组合在一起。 利用酶膜进行反应。 利用半透膜进行底物与产物分离。 利用半透膜进行酶与产物分离。 在学习中如何应用复述策略？ You are the network administrator for your company. The network consists of a single Active Directory domain. The network contains 10 domain controllers and 50 servers in application server roles. All servers run Windows Server 2003.   The application servers are configured with custom security settings that are specific to their roles as application servers. Application servers are required to audit account logon events， object access events， and system events. Application servers are required to have passwords that meet complexity requirements， to enforce password history， and to enforce password aging. Application servers must also be protected against man-in-the-middle attacks during authentication.  You need to deploy and refresh the custom security settings on a routine basis. You also need to be able to verify the custom security settings during audits.   What should you do？ （）  Create a custom security template and apply it by using Group Policy.。  Create a custom IPSec policy and assign it by using Group Policy.。  Create and apply a custom Administrative Template.。  Create a custom application server image and deploy it by using RIS.。 您有一台运行Windows 7 的名为Computer1 的计算机。该计算机是 Active Directory 域的成员。该网络包含一台运行 Windows Server 2008 的名为 Server1 的文件服务器。您使用名为 User1 的帐户登录到该计算机。您需要确保当您连接到 Server1 时，使用名为 Admin1 的帐户进行身份验证。您应该在 Computer1上执行什么操作？（） 从“使用者帐户”选择“链接联机 ID”。 从 Windows CardSpace 选择“添加卡”。 从凭据管理器选择“添加 Windows 凭据”。 从本地安全策略修改“从网络访问此计算机”用户权限。 公司债的转让

You are the desktop administrator for one of your company's branch offices. The network in the branch office consists of a single network segment, which contains a domain controller, a DHCP server, 10 Windows 2000 Server computers, and 50 Windows 2000 Professional computers. All servers and client computers are members of the company's Active Directory domain. You purchase 50 new client computers for the branch office. Each new client computer contains a built-in PXE-compliant network adapter. You install and configure RIS on one of the Windows 2000 Server computers that is on the network in the branch office. You create a Windows XP Professional RIS image on the Windows 2000 Server computer. You connect the new client computers to the network in the office, and you turn on each computer. Each computer displays a message stating that it cannot contact a PXE boot server. You verify that the RIS server is connected to the network. You need to ensure that the new client computers can connect to the RIS server and can begin installing Windows XP Professional.
What should you do?（）