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多項選擇題

Your company has a single Active Directory forest that has six domains. All DNS servers in the forest run Windows Server 2008.You need to ensure that all public DNS queries are channeled through a single-caching-only DNS server. Which two actions should you perform？（Each correct answer presents part of the solution.（）

A.Disable the root hints.
B.Enable BIND secondaries.
C.Configure a forwarder to the caching DNS server.
D.Configure a GlobalNames host （A）record for the hostname of the caching DNS server.

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單項選擇題

Your network consists of a single Active Directory domain. The domain contains a server named Server1 that runs Windows Server 2008.All client computers run Windows Vista. All computers are members of the Active Directory domain. You assign the Secure Server （Require Security） IPsec policy to Server1 by using a Group Policy object（GPO）. Users report that they fail to connect to Server1.You need to ensure that users can connect to Server1. All connections to Server1 must be encrypted. What should you do？（）

A.Restart the IPsec Policy Agent service on Server1.
B.Assign the Client （Respond Only） IPsec policy to Server1.
C.Assign the Server （Request Security） IPsec policy to Server1.
D.Assign the Client （Respond Only） IPsec policy to all client computers.

單項選擇題

Your company has computers in multiple locations that use IPv4 and IPv6. Each location is protected by a firewall that performs symmetric NAT. You need to allow peer-to-peer communication between all locations. What should you do？（）

A. Configure dynamic NAT on the firewall.
B. Configure the firewall to allow the use of Teredo.
C. Configure a link local IPv6 address for the internal interface of the firewall.
D. Configure a global IPv6 address for the external interface of the firewall.

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Your company has computers in multiple locations that use IPv4 and IPv6. Each location is protected by a firewall that performs symmetric NAT. You need to allow peer-to-peer communication between all locations. What should you do？ （）

Your company has computers in multiple locations that use IPv4 and IPv6. Each location is protected by a firewall that performs symmetric NAT. You need to allow peer-to-peer communication between all locations. What should you do？（）