Your company has two servers that run Windows Server 2008 R2 named Server2 and Server3. Both servers have the DNS Server server role installed. Server3 is configured to forward all DNS requests to Server2. You update a DNS record on Server2. You need to ensure that Server3 is able to immediately resolve the updated DNS record.
What should you do?()
A. Run the dnscmd . /clearcache command on Server3.
B. Run the ipconfig /flushdns command on Server3.
C. Decrease the Time-to-Live (TTL) on the Start of Authority (SOA) record of na.contoso.com to 15 minutes.
D. Increase the Retry Interval value on the Start of Authority (SOA) record of na.contoso.com to 15 minutes.
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Your company has a single Active Directory forest that has an Active Directory domain named na.contoso.com. A server named Server1 runs the DNS Server server role. You notice stale resource records in the na.contoso.com zone. You have enabled DNS scavenging on Server1. Three weeks later, you notice that the stale resource records remain in na.contoso.com. You need to ensure that the stale resource records are removed from na.contoso.com.
What should you do?()
A. Stop and restart the DNS Server service on Server1.
B. Enable DNS scavenging on the na.contoso.com zone.
C. Run the dnscmd Server1 /AgeAllRecords command on Server1.
D. Run the dnscmd Server1 /StartScavenging command on Server1.
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 R2.Contoso acquires a company named 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 forwarder and store it in Active Directory. Replicate the new conditional forwarder to all DNS servers 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 the Tailspin Toys domain name and the IP address of the DNS server in the Tailspin Toys forest.
Your company has a single Active Directory forest that has six domains. All DNS servers in the forest run Windows Server 2008 R2.You need to ensure that all public DNS queries are channeled through a single-caching-only DNS server.
Which two actions should you perform?()
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.
Your company uses Active Directory-integrated DNS. Users require access to the Internet. You run a network capture. You notice the DNS server is sending DNS name resolution queries to a server named f.root-servers.net. You need to prevent the DNS server from sending queries to f.root-servers.net. The server must be able to resolve names for Internet hosts.
Which two actions should you perform?()
A. Enable forwarding to your ISP¯s DNS servers
B. Disable the root hints on the DNS server.
C. Disable the netmask ordering option on the DNS server.
D. Configure Reverse Lookup Zones for the IP subnets on the network.
Your network consists of a single Active Directory domain. The domain contains a server named Server1 that runs Windows Server 2008 R2. All client computers run Windows 7. 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.
Your network contains one Active Directory domain. You have a member server that runs Windows Server 2008 R2.You need to immediately disable all incoming connections to the server.
What should you do?()
A. From the Services snap-in, disable the IP Helper.
B. From the Services snap-in, disable the Netlogon service.
C. From Windows Firewall, enable the Block all connections option on the Public Profile.
D. From Windows Firewall, enable the Block all connections option on the Domain Profile.
Your company has an IPv4 Ethernet network.A router named R1 connects your segment to the Internet. A router named R2 joins your subnet with a segment named Private1. The Private1 segment has a network address of 10.128.4.0/26. Your computer named WKS1 requires access to servers on the Private1 network.
The WKS1 computer configuration is as shown in the following table.
Network Addresses
IPv4 Address 10.128.64.113
Subnet mask 255.255.252.0
Default Gateway 10.128.64.1
The routers are configured as shown in the following table.
Router ID Addresses
R1
interface 1
R1
interface 2 (To Internet)
10.128.64.1
131.107.108.37
R2
interface 1
R2
interface 2
10.128.64.10
10.128.4.1
WKS1 is unable to connect to the Private1 network by using the current configuration.You need to add a persistent route for the Private1 network to the routing table on WKS1.
Which command should you run on WKS1?()
A. Route add -p 10.128.4.0/22 10.128.4.1
B. Route add p 10.128.4.0/26 10.128.64.10
C. Route add p 10.128.4.0 mask 255.255.255.192 10.128.64.1
D. Route add p 10.128.64.10 mask 255.255.255.192 10.128.4.0
Your network uses IPv4. You install a server that runs Windows Server 2008 R2 at a branch office. The server is configured with two network interfaces.You need to configure routing on the server at the branch office.
Which two actions should you perform?()
A. Install the Routing and Remote Access Services role service.
B. Run the netsh ras ip set access ALL command.
C. Run the netsh interface ipv4 enable command.
D. Enable the IPv4 Router Routing and Remote Access option.
You have a DHCP server that runs Windows Server 2008 R2. You restore the DHCP database by using a recent backup.You need to prevent DHCP clients from receiving IP addresses that are currently in use on the network.
What should you do?()
A. Add the DHCP server option 15.
B. Add the DHCP server option 44.
C. Set the Conflict Detection value to 0.
D. Set the Conflict Detection value to 2.
You have a DHCP server that runs Windows Server 2008 R2. The DHCP server has two network connections named LAN1 and LAN2.You need to prevent the DHCP server from responding to DHCP client requests on LAN2. The server must continue to respond to non-DHCP client requests on LAN2.
What should you do?()
A. From the DHCP snap-in, modify the bindings to associate only LAN1 with the DHCP service.
B. From the DHCP snap-in, create a new multicast scope.
C. From the properties of the LAN1 network connection, set the metric value to 1.
D. From the properties of the LAN2 network connection, set the metric value to 1.
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Your company has a server named FS1. FS1 hosts the domain-based DFS namespace named \\contoso. com\dfs all domain users store their data in subfolders within the DFS namespace. You need to prevent all users except administrators, from creating new folders or new files at the root of the \\contoso.com\dfs share. What should you do()?
Your company has a server named DC1 that runs Windows Server 2008 R2. Server1 has the DHCPServer server role installed.You find that a desktop computer named Computer1 is unable to obtain an IP configuration from the DHCP server.You install the Microsoft Network Monitor 3.0 application on Server1. You enable P-mode in the Network Monitor application configuration. You plan to capture only the DHCP server-related traffic between Server1 and Computer1.The network interface configuration for the two computers is shown in the following table.Server1 Computer1IP address 192.168.2.1 169.254.15.84MAC address 00-0A-5E-1C-7F-67 00-17-31-D5-5E-FFYou need to build a filter in the Network Monitor application to capture the DHCP traffic between Server1and Computer1.Which filter should you use?()
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