Routers R1 and R2 are EIGRP neighbors. R1 has been configured with the eigrp stub connected command. Which of the following is true as a result？（）

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  A .  The routers are not on the same network. B .  The network statements do not match. C .  The process number does not match. D .  The MTU does not match. E .  The OSPF cost does not match. F .  There is a physical issue with the cable.

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  A .  The network statements are misconfigured. B .  The IP address statements are misconfigured. C .  The autonomous system is misconfigured. D .  There is a physical issue with the cable.

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• Refer to the exhibit. Routers A and B are directly connected and running OSPF， but they are unable to form a neighbor relationship. What is the most likely cause？（）https://assets.asklib.com/images/image2/2018072408592345384.jpg

  A . The routers are not on the same network. B . The network statements do not match. C . The process number does not match. D . The MTU does not match. E . The OSPF cost does not match. F . There is a physical issue with the cable.

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• Refer to the exhibit. Routers A and B are directly connected and running EIGRP，but they are unable to form a neighbor relationship. What is the most likely cause？（）https://assets.asklib.com/images/image2/2018072408555718181.jpg

  A . The network statements are misconfigured. B . The IP address statements are misconfigured. C . The autonomous system is misconfigured. D . There is a physical issue with the cable.

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• R1 and R2 are switches that communicate via VTP. What is the default VTP advertisement  intervals in Catalyst switches that are in server or client mode？（）

  A . 30 seconds B . 5 minutes C . 1 minute D . 10 seconds E . 5 seconds F . None of the other alternatives apply

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• All secure domain routers （SDRs） have shared attribute and resources. Which three resources are sharedall SDRs？ （）

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• Refer to the exhibit. Routers R1 and R2 are running EIGRP and have converged. On the basis of the information that is presented, which statement is true? （）https://assets.asklib.com/images/image2/2018073011042561240.jpg

  A . Both outgoing and incoming routing updates on R1 will be permitted because the d istribute - list 20 out Serial0/0 command cannot be used with association with the outgoing interface. B . All incoming routing updates from R2 will be suppressed, but the outgoing updates will continue to be sent. C . Both outgoing and incoming routing up dates on R1 will be stopped because of the passive - interface Serial0/0 configuration statement. D . All outgoing routing updates from router R1 to router R2 will be suppressed, but the inbound updates will continue to be received.

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• Refer to the exhibit. OSPF is configured on all routers in the network. On the basis of the show ip ospf n eighbor output, what prevents R1 from establishing a full adjacency with R2? （）https://assets.asklib.com/images/image2/2018073015404016990.jpg

  A . Router R1 will only establish full adjacency with the DR and BDR on broadcast multi- access networks. B . Router R2 has been elected as a DR for the broadcast multiaccess network in OSPF area 1. C . Routers R1 and R2 are configured as stub routers for OSPF area 1 and OSPF area 2. D . Router R1 and R2 are configured for a virtual link between OSPF area 1 and OSPF area 2. E . The Hello parameters on routers R1 and R2 do not m atch.

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• Refer to the exhibit. R1 and R2 have been configured to share routing information via EIGRP. What will be the result of the configuration section shown for R2? （）https://assets.asklib.com/images/image2/2018073108583876318.png

  A . Any routes learned by R2 from the interface tied to the 172.16.0.0 network will not be advertised to neighbors on the 192.168.2.0 network. B . Only routes learned by R2 from the interface tied to the 172.16.0.0 network will be advertised to neighbors on the 192.168.2.0 network. C . Only the 172.16.0.0 network will be advertised to neighbors on the 192.168.2.0 network. D . All networks, except the 172.16.0.0 network will be advertised to neighbors on the 192.168.2.0 network .

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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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• 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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• There are four basic building blocks to the Internet: Hosts, Routers , Clients and software.

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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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• 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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• R1 is currently advertising prefixes 1.0.0.0/8, 2.0.0.0/8, and 3.0.0.0/8 over its eBGP connection to neighbor 2.2.2.2 (R2). An engineer configures a prefix list (fred) on R1 that permits only 2.0.0.0/8 and then enables the filter with the neighbor R2 prefix- list fred out command. Upon exiting configuration mode, the engineer uses some show commands on R1, but no other commands.Which of the following is true in this case？（）

  A. The show ip bgp neighbor 2 .2.2.2 received -routes command lists the three original prefixes. B. The show ip bgp neighbor 2.2.2.2 advertised - routes command lists the three original prefixes. C. The show ip bgp neighbor 2.2.2.2 routes command lists the three original prefixes. D. T he show ip bgp neighbor 2.2.2.2 routes command lists only 2.0.0.0/8. E. The show ip bgp neighbor 2.2.2.2 advertised - routes command lists only 2.0.0.0/8.

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• Routers R1 and R2, OSPF neighbors in area 0 over their Fa0/0 interfaces （respectively), cu

  Routers R1 and R2, OSPF neighbors in area 0 over their Fa0/0 interfaces (respectively), currently both successfully use OSPF MD5 authentication. The OSPF configuration includes the area 0 authentication command under the router ospf 1 command.Which of the following commands must have been configur ed on R1‘s Fa0/0 interface？（） A. ip ospf authentication null B. ip ospf authentication message - digest C. ip ospf authentication -key whatever- it - is D. ip ospf message - digest - key 1 md5 whatever - it - is E. ip ospf md5 1 key whatever - it - is

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• 已知ARM处理器R1＝0x12345678, R2=0xFF008899，则执行指令AND R0,R1,R2后，寄存器R0＝（）___________________。

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