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Which router IOS commands can be used to troubleshoot LAN connectivity problems?（）
A . ping
B . tracert
C . ipconfig
D . show ip route
E . winipcfg
F . show interface
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You want to allow Router R1 to immediately become the active router if its priority is highest than the active router fails. What command would you use if you wanted to configure this？ （）
A . en standby preempt
B . standby preempt enable
C . standby preempt
D . hot standby preempt
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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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You have configured router R1 with HSRP， using the standard defaults. Which three statements are true of a default HSRP configuration？（）
A . The Standby hello time is 2 seconds.
B . Two HSRP groups are configured.
C . The Standby track interface priority is 10.
D . The Standby hold time is 10 seconds
E . The Standby priority is 100.
F . The Standby delay is 3 seconds.
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R1 forwards a packet from Host 1 to remote Server 1. Which statement describes the use of a MAC as the frame carrying this packet leaves the s0/0/0 interface of R1（）。
A . The frame does not have MAC addresses.
B . The source MAC address in the frame is the MAC address of the NIC of Host 1.
C . The source MAC address in the frame is the MAC address of the s0/0/0 interface of R1.
D . The destination MAC address in the frame is the MAC address of the NICof server 1.
E . The destination MAC address in the frame is the MAC address of the s0/0/0 interface of R2
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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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Which router or router combination is used to calculate the MPLS traffic engineering tunnel path？（）
A . head-end router and tail-end router
B . middle-point router
C . head-end router
D . tart-end router
E . tail-end router
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Refer to the exhibit. Router R1 is being used as a relay device for autoconfiguration of switch S1.Which configuration will acc omplish this? （）https://assets.asklib.com/images/image2/2018073015150790983.jpg
A . S1(config)# interface fastethernet 0/1 S1(config - if)# ip helper - address 10.0.0.2
B . S1(config)# interface fastethernet 0/1 S1(config - if)# ip helper - address 20.0.0.1
C . R1(config)# interface fastethernet 0/0 R1(config - if)# ip help er - address 20.0.0.2R 1(config - if)# ip helper - address 20.0.0.3 R1(config - if)# ip helper - address 20.0.0.4 R1(config - if)# exit R1(config)# interface fastethernet 0/1 R1(config - if)# ip helper - address 10.0.0.1
D . R1(config)# interface fastethernet 0/0 R1 (config - if)# ip helper - address 20.0.0.1 R2(config)# interface fastethernet 0/0 R2(config - if)# ip helper - address 20.0.0.1 R3(config)# interface fastethernet 0/0 R3(config - if)# ip helper - address 20.0.0.1 R4(config)# interface fastethernet 0/0 R4(config - if)# ip helper - address 20.0.0.1
E . S1(config)# interface fastethernet 0/1 S1(config - if)# ip helper - address 10.0.0.2 R2(config)# interface fastethernet 0/0 R2(config - if)# ip helper - address 20.0.0.1 R3(config)# interface fastethernet 0/0 R3(config - if) # ip helper - address 20.0.0.1 R4(config)# interface fastethernet 0/0 R4(config - if)# ip helper - address 20.0.0.1
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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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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?（）
A . FEA0::200:FF:FE11:0
B . FE80::200:FF:FE11:1111
C . FE80::0213:19FF:FE7B:0:1
D . FEB0::211:11FF:FE11: 1111
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Which command can be used on a PE router to connect to a CE router （11.1.1.4） in VRF red？（）
A . telnet 11.1.1.4 /vrf-source red
B . telnet 11.1.1.4 source /vrf red
C . telnet 11.1.1.4 /source vrf red
D . telnet 11.1.1.4 /vrf red
E . telnet 11.1.1.4 vrf red
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Refer to the exhibit, Host A pings interface S0/0 on router 3, what is the TTL value for that ping?（）https://assets.asklib.com/images/image2/2018072316292671645.jpg
A . 253
B . 252
C . 255
D . 254
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请参见图示，主机A ping接口S0/0的router3，什么是该ping的TTL值？（）https://assets.asklib.com/images/image2/201807231537135902.jpg
A . 253
B . 252
C . 255
D . 254
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Router R1 connects to a Frame Relay cloud using a multipoint subinterface, with ten PVCs associated with the subinterface. What command would make this router not use a DR, and dynamically discover OSPF neighbors?（）
A . ip ospf network broadcast
B . ip ospf network non - broadcast
C . ip ospf network point - to - multipoint
D . ip ospf network point - to - multipoint non - broadcast
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Router R1, in ASN 11, learns a BGP route from BGP peer R22 in ASN 22. R1 and then uses BGP to advertise the route to R2, also in ASN 11. What ASNs would you see in the BGP table on R2 for this route?（）
A . 22
B . 11
C . 1
D . None
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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
A . 192.168.2.1
B . 10.1.1.1
C . 192.168.2.0
D . 255.255.255.255
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Router R1 connects to a Frame Relay cloud using a multipoint subinterface, with ten PVCs associated with the subinterface. What command would make this router not use a DR and require static OSPF neighbor definition?（）
A . ip ospf network broadcast
B . ip ospf netw ork non - broadcast
C . ip ospf network point - to - multipoint
D . ip ospf network point - to - multipoint non - broadcast
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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?（）
A . Metric
B . Administrative distance
C . Timeout (seconds)
D . Prefix length
E . Interface ID
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Refer to the exhibit. What statement is true based upon the configuration of router R1 and router R2？（）https://assets.asklib.com/images/image2/2018073015422145313.jpg
A . Router R2 will become the master for Virtual Router 1， and router R1 will become the backup for Virtual Router 2.
B . Router R1 will become the master for Virtual Router 1， and router R2 will become the backup for Virtual Router 2.
C . Router R1 will become the active virtual gateway.
D . Router R2 will become the active virtual gateway.
E . The hello and hold timers are incompatible with OSPF type 5 LSAs.
F . The hello and hold timers are incompatible with multi-homed BGP.
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S0/0 on R1 is configured as a multipoint interface to communicate with R2 and R3 in the hub-and-spoke Frame Relay topology shown in the exhibit. Originally, static routes were configured between these routers to successfully route traffic between the attached networks. What will need to be done in order to use RIPv2 in place of the static routes？（）
<img src='https://img2.soutiyun.com/shangxueba/ask/64407001-64410000/64409000/17b75ef15006e963a847746eb8ec9a38.png' />
A.Configure the no ip subnet-zero command on R1, R2, and R3.
B.Dynamic routing protocols such as RIPv2 cannot be used across Frame Relay networks.
C.Configure the S0/0 interface on R1 as two subinterfaces and configure point-to-point links to R2 and R3.
D.Change the 172.16.2.0/25 and 172.16.2.128/25 subnetworks so that at least two bits are borrowed from the last octet.
E.Change the network address configuration to eliminate the discontiguous 172.16.2.0/25 and 172.16.2.128/25 subnetwork.
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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
A. OSPF works on F0/0 and S0/0/0 without further configuration
B. OSPF works with the addition of one command: a no shutdown command in OSPF router configur ation modE
C. OSPF works with the addition of one command: an router - id command in OSPF router configuration modE
D. OSPFv3 needs at least two more configuration commands before it works on R1
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Router R1 exists in an Enterprise that uses EIGRP as its routing protocol. The show ip route command output on router R1 lists the following phrase: "Gateway of last resort is 1.1.1.1 to network 2.0.0.0".Whic h of the following is most likely to have caused this output to occur on R1？（）
A. R1 has been configured with an ip default- network 2.0.0.0 command.
B. R1 has been configured with an ip route 0.0.0.0 0.0.0.0 1.1.1.1 command.
C. R1 has been configured with an ip route 2.0.0.0 255.0.0.0 1.1.1.1 command.
D. Another router has been configured with an ip default - network 2.0.0.0 command.
E. Another router has been configured with an ip route 2.0.0.0 255.0.0.0 1.1.1.1 command.
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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 interface
B. VPI/VCI on the dialer interface
C. IP address on the ATM interface
D. CHAP on the dialer interface
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在《规划自己的网络》实践的任务1中，为R1-ISP的S0/0/0接口分配的IP地址是多少（）
A．192.168.23.107
B．192.168.23.64
C．192.168.23.111
D．192.168.23
