Router A is unable to reach Router B.Both routers are running ios version 12.0.After reviewing the command output and graphic,what is the most likely cause of the problem?（）<br /> <img src="https://nimg.ppkao.com/2018-07/zhanglijun/2018072410024244613.jpg?sign=9b7073e88cb60430917fe23bb39cad29&t=62d03a14" />..

第1题

[] Two routers named Atlanta and Brevard are connected via their serial interfaces as illustrated, but they are unable to communicate. The Atlanta router is known to have the correct configuration.Given the partial configurations, identify the fault on the Brevard router that is causing the lack of connectivity？（） Two routers named Atlanta and Brevard are connected via their serial interfaces as illustrated, but they are unable to communicate. The Atlanta router is known to have the correct configuration.Given the partial configurations, identify the fault on the Brevard router that is causing the lack of connectivity？（）

A、A.incompatible IP address B、B.insufficient bandwidth C、C.incorrect subnet mask D、D.incompatible encapsulation E、E.link reliability too low F、F.IP/TCP closed

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第2题

[] Router A is unable to reach Router B.Both routers are running ios version 12.0.After reviewing the command output and graphic,what is the most likely cause of the problem?（）

A、A. incorrect bandwidt h configuration B、B. incorrect LMI configuration C、C. incorrect map statement D、D. incorrect IP address

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第3题

[] You install a new hardware router that provides wireless network connectivity between your computer and the Internet. You connect to the router by using a wireless network adapter. Your computer is able to access the Internet but is unable to discover other computers in the local wireless network. You need to configure the wireless connection to allow your computer to discover other computers. What should you do?（） You install a new hardware router that provides wireless network connectivity between your computer and the Internet. You connect to the router by using a wireless network adapter. Your computer is able to access the Internet but is unable to discover other computers in the local wireless network. You need to configure the wireless connection to allow your computer to discover other computers. What should you do?（）

A、A.A B、B.B C、C.C D、D.D

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第4题

[单选题] A vessel restricted in her ability to maneuver is one which（）.

A、through some exceptional circumstance is unable to maneuver as required by the Rules B、from the nature of her work is unable to maneuver as required by the Rules C、due to adverse weather conditions is unable to maneuver as required by the Rules D、has lost steering and is unable to maneuver

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第5题

[单选题] Hosts on the same VLAN can communicate with each other but are unable to communicate with hosts on different VLANs. What is needed to allow communication between VLANs（）。

A、a switch with a trunk link that is configured between the switches B、a router with an IP address on the physical interface that is connected to the switch C、a switch with an access link that is configured between the switches D、a router with subinterfaces configured on the physical interface that is connected to the switch

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第6题

[单选题] There are three IS-IS routers on a Gigabit Ethernet segment: Router A, Router B, and Router C. Each router is configured in the same area and each routers Gigabit Ethernet interface is configured for Level 1-only. Router A is the Designated Intermediate System (DIS). Each routers IP address on that segment is: Router A: 10.1.1.1/24 Router B: 10.1.1.2/24 Router C: 10.2.2.1/26 Which statement is true about all the adjacencies that exist on that LAN?（）

A、No routers are adjacent with each other. B、Only Router A and Router B are adjacent at Level 1. C、Only Router A and Router B are adjacent at Level 2. D、All three routers are adjacent with each other at Level 1.

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第7题

[单选题] Refer to the exhibit.Two routers have just been configured by a new technician. All interfaces are up. However， the routers are not sharing their routing tables. What is the problem？（）

A、Split horizon is preventing Router2 from receiving routing information from Router1. B、Router1 is configured for RIP version 2,and Router2 is configured for RIP version 1. C、Router1 has an ACL that is blocking RIP version 2. D、There is a physical connectivity problem between Router1 and Router2. E、Router1 is using authentication and Router2 is not.

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第8题

[单选题] On corporate network, hosts on the same VLAN can communicate with each other, but they are unable to communicate with hosts on different VLANs. What is needed to allow communication between the VLANs?（）

A、a router with subinterfaces configured on the physical interface that is connected to the switch B、a router with an IP address on the physical interface connected to the switch C、a switch with an access link that is configured between the switches D、a switch with a trunk link that is configured between the switches

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第9题

[单选题] On corporate network, hosts on the same VLAN can communicate with each other, but they are unable to communicate with hosts on different VLANs. What is needed to allow communication between the VLANs?（）

A、a router with subinterfaces configured on the physical interface that is connected to the switch B、a router with an IP address on the physical interface connected to the switch C、a switch with an access link that is configured between the switches D、a switch with a trunk link that is configured between the switches

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