Your company has a single Active Directory domain. The domain has servers that run Windows Server 2008 R2. You have a server named NAT1 that functions as a NAT server. You need to ensure that administrators can access a server named RDP1 by using Remote Desktop Protocol (RDP).
What should you do？（）

单项选择题Your company has a single Active Directory domain. The company network is protected by a firewall.Remote users connect to your network through a VPN server by using PPTP. When the users try to connect to the VPN server, they receive the following error message: °Error 721: The remote computer is not responding.You need to ensure that users can establish a VPN connection. What should you do？（）

A. Open port 1423 on the firewall.
B. Open port 1723 on the firewall.
C. Open port 3389 on the firewall.
D. Open port 6000 on the firewall.

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 7. You need to configure the client computers in the North America office to improve the name resolution response time for resources in the South America office. What should you do？（）

A. Configure a new Group Policy object (GPO) that disables the Local-Link Multicast Name Resolution feature. Apply the policy to all the client computers in the North America office.
B. Configure a new Group Policy object (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 Group Policy object (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 Service Location (SRV) records on each of the North America domain controllers to 5.

单项选择题Your company has an Active Directory domain named ad.contoso.com. All client computers run Windows 7. The company has recently acquired a company that has an Active Directory domain named ad.fabrikam.com. A two-way forest trust is established between the ad.fabrikam.com domain and the ad.contoso.com domain. You need to edit the ad.contoso.com domain Group Policy object (GPO) to enable users in the ad.contoso.com domain to access resources in the ad.fabrikam.com domain. What should you do？（）

A. Configure the DNS Suffix Search List option to ad.contoso.com, ad.fabrikam.com. 
B. Configure the Allow DNS Suffix Appending to Unqualified Multi-Label Name Queries option to True. 
C. Configure the Primary DNS Suffix option to ad.contoso.com, ad.fabrikam.com. Configure the Primary DNS Suffix Devolution option to True.
D. Configure the Primary DNS Suffix option to ad.contoso.com, ad.fabrikam.com. Configure the Primary DNS Suffix Devolution option to False.

单项选择题Your company has a server named Server1 that runs Windows Server 2008 R2. Server1 runs the DHCP Server server role and the DNS Server server role. You also have a server named ServerCore that runs a Server Core installation of Windows Server 2008 R2. All computers are configured to use only Server1 for DNS resolution. The IP address of Server1 is 192.168.0.1. The network interface on all the computers is named LAN. Server1 is temporarily offline. A new DNS server named Server2 has been configured to use the IP address 192.168.0.254.You need to configure ServerCore to use Server2 as the preferred DNS server and Server1 as the alternate DNS server. What should you do？（）

A. Run the netsh interface ipv4 add dnsserver "LAN" static 192.168.0.254 index=1 command.
B. Run the netsh interface ipv4 set dnsserver "LAN" static 192.168.0.254 192.168.0.1 both command.
C. Run the netsh interface ipv4 set dnsserver "LAN" static 192.168.0.254 primary command and the netsh interface ipv4 set dnsserver "LAN" static 192.168.0.1 both command.
D. Run the netsh interface ipv4 set dnsserver "LAN" static 192.168.0.254 primary command and the netsh interface ipv4 add dnsserver "LAN" static 192.168.0.1 index=1 command.

多项选择题Your company has a single Active Directory domain. The company has a main office and three branch offices. The domain controller in the main office runs Windows Server 2008 R2 and provides DNS for the main office and all of the branch offices. Each branch office contains a file server that runs Windows Server 2008 R2.Users in the branch offices report that it takes a long time to access network resources. You confirm that there are no problems with WAN connectivity or bandwidth.You need to ensure that users in the branch offices are able to access network resources as quickly as possible. Which two actions should you perform？（）

A. Configure a standard primary zone in each of the branch offices.
B. Configure forwarders that point to the DNS server in the main office.
C. Configure a secondary zone in each of the branch offices that uses the main office DNS server as a master.
D. Install DNS servers in each of the branch offices.