Router R1 has two LAN interfaces and three serial interfaces enabled for IPv6. All the inte rfaces use link local addresses automatically generated by the router. Which of the following could be the link local address of R1's interface S0/0?（）

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  A .  RX-queue deferred B .  TX-queue deferred C .  RX-queue saturation D .  TX-queue saturation E .  RX-queue starvation F .  TX-queue starvatio

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• Policy -Based Routing (PBR) has been enabled on Router R1's interfa ce F0/0. Which of the following is true regarding how PBR works?（）

  A . Packets entering F0/0 will be compared based on the PBR route map. B . Packets exiting F0/0 will be compared based on the PBR route map. C . IOS ignores the PBR forwarding directions wh en the packet matches a route map deny clause. D . IOS ignores the PBR forwarding directions when the packet matches a route map permit clause.

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• Refer to the exhibit. The company uses EIGRP as the routing protocol. What path will packets take from a host on 192.168.10.192/26 network to a host on the LAN attached to router R1?（）https://assets.asklib.com/images/image2/2018072410123247953.jpg

  A . The path of the packets will be R3 to R2 to R1. B . The path of the packets will be R3 to R1 to R2. C . The path of the packets will be both R3 to R2 to R1 and R3 to R1. D . The path of the packets will be R3 to R1

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• Routers R1 and R2 use HSRP so that one router will back up the other should there be a failure.   Which two statements are true about the Hot Standby Router Protocol （HSRP）？ （）

  A .  Load sharing with HSRP is achieved by creating multiple subinterfaces on the HSRP routers.   B .  Routers configured for HSRP can belong to multiple groups and multiple VLANs. C .  Load sharing with HSRP is achieved by creating HSRP groups on the HSRP routers. D .  All routers configured for HSRP load balancing must be configured with the same priority.   E .  Routers configured for HSRP must belong to only one group per HSRP interface.

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• If the router R1 has a packet with a destination address 192.168.1.255, what describes the operation of the network（）。

  A . R1 will forward the packet out all interfaces. B . R1 will drop this packet because this it is not a valid IP address. C . As R1 forwards the frame containing this packet, Sw-A will add 192.168.1.255 to its MAC table. D . R1 will encapsulate the packet in a frame with a destination MAC address of FF-FF-FF-FF-FF-FF E . As R1 forwards the frame containing this packet, Sw-A will forward it to the device assigned the IP address of 192.168.1.255.

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• A router has two FastEthernet interfaces and needs to connect to four vlans in the local network.How canyou accomplish this task，using the fewest physical interfaces and withoutdecreasing networkperformance？（）

  A . Add two more FastEthernet interfaces. B . Add a second router to handle the vlan traffic. C . Use a hub to connect the four vlans with a FastEthernet interface on router. D . Implement a router-on-a-stick configuration.

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• Which series of commands will configure router R1 for LAN-to-LAN communication with router R2？ The enterprise network address is 192.1.1.0/24 and the routing protocol in use is RIP.（）https://assets.asklib.com/images/image2/2018072315342863428.jpg

  A . R1（config）# interface ethernet 0；R1（config-if）# ip address 192.1.1.129 255.255.255.192；R1（config-if）# no shutdown B . R1（config）# interface ethernet 0；R1（config-if）# ip address 192.1.1.97 255.255.255.192；R1（config-if）# no shutdown C . R1（config）# interface serial 0；R1（config-if）# ip address 192.1.1.4 255.255.255.252；R1（config-if）# clock rate 56000 D . R1（config）# interface serial 0；R1（config-if）# ip address 192.1.1.6 255.255.255.252；R1（config-if）# no shutdown E . R1（config）# router rip；R1（config-router）# network 192.1.1.4；R1（config-router）# network 192.1.1.128 F . R1（config）# router rip；R1（config-router）# version 2；R1（config-router）# network 192.1.1.0

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  A .  The traffic coming from Host2 is forwarded through router R2 with no disruption. The traffic from  Host1 is dropped due to the disruption of the load balancing feature configured for the glbp group.   B .  The traffic coming from both hosts is temporarily interrupted while the switchover to make R2  active occurs. C .  The traffic coming from Host2 is forwarded through router R2 with no disruption. Host1 sendsan ARP request to resolve the MAC address for the new virtual gateway. D .  The traffic coming from Host1 and Host2 is forwarded through router R2 with no disruption.

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• When a router has to make a rate transition from LAN to WAN, what type of congestion needs should be considered in the network design?（）

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• 请问以下配置中，R1的OSPF路由器ID是什么（） R1（config）#interface s0/0/0  R1（config-if）#ip add 192.168.2.1 255.255.255.252 R1（config）#int loopback 0  R1（config-if）# ip add 10.1.1.1 255.255.255.255 R1（config）#router ospf 1  R1（config-if）#network 192.168.2.0 0.0.3.255 area 0

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• A switch has been configured with two vlans and is connected to a router with a trunk for inter-vlan routing.OSPF has been configured on the router，as the routing protocol for the network.Which statement about thisnetwork is true？（）

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• Router R1 has been conf igured with an ipv6 route 2000::/64 S0/0/0 64 command.Which of the following does the 64 at the end of the command represent?（）

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• HSRP has been configured between two Company devices.  What kind of message does an HSRP  configured router send out every 3 seconds？（）

  A .  Retire B .  Coup C .  Resign D .  Send E .  Hello

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• A router has two FastEthernet interfaces and needs to connect to four vlans in the local network.How can you accomplish this task,using the fewest physical interfaces and without decreasing network performance?（）

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• Refer to the exhibit. For what two reasons has the router loaded its IOS image from the location that is shown? （）

  A . Router1 has specific boot system command that instruct it to load IOS from TFTP server. B . Router1 is acting as a TFTP server for other routers. C . Router1 cannot locate a valid IOS image in flash memory. D . Router1 defaulted to ROMMON mode and loaded the IOS image from a TFTP server. E . Cisco routers will first attempt to load a image from TFTP for management purposes.

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• On router R1， which three of the following protocols will be forwarded to a host specified by the "iphelper-address" interface configuration command if the configuration has not been modified by the"ip forward-protocol udp" global configuration command？（）

  A . BOOTP B . TFTP C . ARP D . DNS E . proxy-ARP F . FTP G . CDP

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• The Testking corporate LAN consists of one large flat network. You decide to segment this LAN into two separate networks with a router. What will be the affect of this change?（）

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• Router R1 has the following configuration. Assuming R1‘s F0/0 interface has a MAC address of 0200.0011.1111, what IPv6 addresses will R1 list for interface F0/0 in the output of the show ipv6 interface brief command？（）interface f0/0ipv6 address 2345:0:0:8::1/64

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• Refer to the exhibit. EIGRP is configured with the default configuration on all routers. Auto summariz ation is enabled on routers R2 and R3, but it is disabled on router R1.Which two EIGRP routes will be seen in the routing table of router R3？（）

  <img src='https://img2.soutiyun.com/ask/uploadfile/2019-03-27/c0432bed5e96b27cf201162a3a16be20.png' /> A. 10.0.0.0/8 B. 172.16.10.0/24 C. 172.16.0.0/24 D. 10.10.10.0/24 E. 172.16.0.0/16 F. 10.10.0.0/16

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• Router R1 currently has no configuration related to IPv6 or IPv4. The following configuration exists in a planning document, intended to be used to copy/paste into Router R1 to enable OSPFv3 on interfaces F0/0 and S0/0/0. No other related configuration exists. Assuming F0/0 and S0/0/0 reach an up/up state, which of the following is true about OSPFv3 on R1 after this configuration has been pasted into R1？（）ipv6 router ospf 1ipv6 unicast- routinginterface f0/0ipv6 address 2000 ::1/64ipv6 ospf 1 area 1interface s0/0/0ipv6 address 2001::/64 eui - 64ipv6 ospf 1 area 0

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• Router R1 learns two routes with BGP for prefix 200.1.0.0/16. Comparing the two routes, route 1 has a shorter AS_Path Length, smaller MED, the same Weight, and smaller Local PreferencE.Which of the following is true about Router R1‘s choice of best path for this prefix？（）

  A. Route 1 is the best route. B. Route 2 is the best route. C. The routes tie as best, but one will be picked to be placed in the routing table based on tiebreakers . D. Neither route is considered best.

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