Router R1 sits at an Enterprise branch office, using both the Internet and a leased line to another Enterprise router for its two connectivity options back into the rest of the Enterprise network. The engineer planning for this branch decided to use the l

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Router R1 sits at an Enterprise branch office, using both the Internet and a leased line to another Enterprise router for its two connectivity options back into the rest of the Enterprise network. The engineer planning for this branch decided to use the leased line for all Enterprise traffic, unless it fails, in which case the Internet connection should be used to pass traffic to the Enterprise.Which of the following is most likely to be useful on the branch router?（）

A. IPsec tunnel

B. GRE tunnel

C. Floating stati c route

D. An IGP

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第1题

单选题Router R1, a branch router, connects to the Internet using DSL. The engineer plans to use a configuration with a dialer interface. The answers list a feature and interface on which the feature could be configured. Which combinations accurately describe the interface under which a feature will be configured?（）A PPP on the ATM interfaceB VPI/VCI on the dialer interfaceC IP address on the ATM interfaceD CHAP on the dialer interface

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第2题

单选题Router R1, a branch router, connects to the Internet using DSL. Some traffic flows through a GRE and IPsec tunnel, over the DSL connection, destined for an Enterprise network. Which of the following answers best describes the router's logic that tells the router, for a given packet, to apply GRE encapsulation to the packet?（）A When the packet received on the LAN interface is permitted by the ACL listed on the tunnel greacl command under the incoming interfaceB When routing the packet, matching a route whose outgoing interface is the GRE tunnel interfaceC When routing the packet, matching a route whose outgoing interface is the IPsec tunnel interfaceD When permitted by an ACL that was referenced in the associated crypto map

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第3题

单选题You are the network administrator for Tailspin Toys. The company has a main office and two branch offices. The network in the main office contains 10 servers and 100 client computers. Each branch office contains 5 servers and 50 client computers. Each branch office is connected to the main office by a direct T1 line. The network design requires that company IP addresses must be assigned from a single classful private IP address range. The network is assigned a class C private IP address range to allocate IP addresses for servers and client computers. Tailspin Toys acquires a company named Wingtip Toys. The acquisition will increase the number of servers to 20 and the number of client computers to 200 in the main office. The acquisition is expected to increase the number of servers to 20 and the number of client computers to 200 in the branch offices. The acquisition will also add 10 more branch offices. After the acquisition， all branch offices will be the same size. Each branch office will be connected to the main office by a direct T1 line. The new company will follow the Tailspin Toys network design requirements. You need to plan the IP addressing for the new company. You need to comply with the network design requirement. What should you do？（）AAssign the main office and each branch office a new class A private IP address range. BAssign the main office and each branch office a new class B private IP address range.CAssign the main office and each branch office a subnet from a new class B private IP address range.DAssign the main office and each branch office a subnet from the current class C private IP address range.

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第4题

单选题Your network consists of a single Active Directory domain. Your main office has an Internet connection. Your company plans to open a branch office. The branch office will connect to the main office by using a WAN link. The WAN link will have limited bandwidth. The branch office will not have access to the Internet. The branch office will contain 30 Windows Server 2008 R2 servers. You need to plan the deployment of the servers in the branch office. The deployment must meet the following requirements： èInstallations must be automated. èComputers must be automatically activated. èNetwork traffic between the offices must be minimized. What should you include in your plan？（）A In the branch office，implement Key Management Service（KMS），a DHCP server，andWindowsDeployment Services （WDS）.B Use Multiple Activation Key （MAK） Independent Activation on the servers. In the main office，implement a DHCP server and Windows Deployment Services（WDS）.C In the main office，implement Windows Deployment Services（WDS）. In the branch office，implement a The safer ，easier way to help you pass any IT exams.DHCP server and implement the Key Management Service（KMS）.D Use Multiple Activation Key（MAK） Independent Activation on the servers. In the main office，implement a DHCP server. In the branch office implement Windows Deployment Services（WDS）.

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第5题

单选题What is the difference between a CSU/DSU and a modem？（）A A CSU/DSU converts analog signals from a router to a leased line; a modem converts analog signals from a router to a leased line.B A CSU/DSU converts analog signals from a router to a phone line; a modem converts digital signals from a router to a leased line.C A CSU/DSU converts digital signals from a router to a phone line; a modem converts analog signals from a router to a phone line.D A CSU/DSU converts digital signals from a router to a leased line; a modem converts digital signals from a router to a phone line.

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第6题

多选题Router R1 sits at an Enterprise branch office, using both the Internet and a leased line to another Enterprise router for its two connectivity options back into the rest of the Enterprise network. The engineer planning for this branch decided to use the leased line for all Enterprise traffic, unless it fails, in which case the Internet connection should be used to pass traffic to the Enterprise. Which of the following is most likely to be useful on the branch router?（）AIPsec tunnelBGRE tunnelCFloating stati c routeDAn IGP

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第7题

单选题Router R1, a branch router, connects to the Internet using DSL. Some traffic flows through a GRE and IPsec tunnel, over the DSL connection, and into the core of an Enterprise network. The branch also allows local hosts to communicate directly with public sites in th e Internet over this same DSL connection. Which of the following answers defines how the branch NAT config avoids performing NAT for the Enterprise directed traffic but does perform NAT for the Internet - directed traffic?（）A By not enabling NAT on the I Psec tunnel interfaceB By not enabling NAT on the GRE tunnel interfaceC By configuring the NAT - referenced ACL to not permit the Enterprise trafficD By asking the ISP to perform NAT in the cloud

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Router R1 sits at an Enterprise branch office, using both the Internet and a leased line t

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