Your network contains a computer named Computer1 that runs Windows 7.You need to verify if Computer1 has active DirectAccess connections to the network.What should you do？（）

单项选择题Contoso Ltd. has a single active directory forest that has five domains. Each domain has two DNS servers. Each DNS server hosts active directory-integrated zones for all five domains. All domain controllers run windows server 2008. Contoso acquires a company names tailspin toys. Tailspin toys has a single active directory forest that contains a single domain. You need to configure the DNS system in the contoso forest to provide name resolution for resources in both forests. What should you do?（）

A.Configure client computers in the contoso forest to use the tailspin toys DNS server as the alternate DNS server.
B.Create a new conditional forwader and store it in active directory. Replicate the new conditional forwarded to all DNS server in the contoso forest.
C.Create a new application directory partition in the contoso forest. Enlist the directory partition for all DNS servers.
D.Create a new host (A) record in the globalnames folder on one of the DNS servers in the contoso forest. Configure the host (A) record by using by using the tailspin toys domain name and the ip address of the DNS server in the tailspin toys forest.

单项选择题Your network contains a server named Server1 that runs Windows Server 2008 R2. You plan to deploy DirectAccess on Server1.You need to configure Windows Firewall on Server1 to support DirectAccess connections.What should you allow from Windows Firewall on Server1？（）

A. ICMPv6 Echo Requests
B. ICMPv6 Redirect
C. IGMP
D. IPv6-Route

单项选择题your company has a single active directory forest that has a domain in North America named na.contoso.com and a domain in south America named sa.contoso.com. The client computers run windows vista. You need to configure the client computes in north America office to improve the name resolution response time for resources in the south ameirca offica. What should you do?（）

A.Configure a new GPO that disables the Local-Link multicast name resolution feature. Apply the policy to all the client computes in the north America office.
B.Configure a new GPO that enables the local-Link Multicast name resolution feature. Apply the policy to all the client computers in the north America office.
C.Configure a new GPO that configures the DNS suffix search list option to sa. Contoso.com, na.contoso.com apply the policy to all the client computers in the north America office.
D.Configure the priority value for the SRV records on each of the north America domain controllers to 5.

单项选择题Your network contains a server named Server1.contoso.com. Server1 is located on the internal network. You have a client computer named Computer1 that runs Windows 7. Computer1 is located on a public network that is connected to the Internet. Computer1 is enabled for DirectAccess. You need to verify whether Computer1 can resolve Server1 by using DirectAccess. Which command should you run on Computer1？（）

A. nbtstat.exe a server1.contoso.com
B. netsh.exe dnsclient show state
C. nslookup.exe server1.contoso.com
D. ping.exe server1.contoso.com

单项选择题our 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.