E2Final1answer.docx

1、E2Final1answer1Which two statements are true for link-state routing protocols? (Choose two.)A. Routers that run a link-state protocol can establish a complete topology of the network.B. Routers in a multipoint network that run a link-state protocol can exchange routing tables.C. Routers use only hop

2、 count for routing decisions.D. The shortest path first algorithm is used.E. Split horizon is used to avoid routing loops.2Refer to the exhibit. Which solution provides the most efficient use of router resources for forwarding traffic between BR and HQ?A. RIPB. RIPv2C. EIGRPD. static routes3Refer to

3、 the exhibit. R1 and R2 are unable to establish an adjacency. What two configuration changes will correct the problem? (Choose two.)A. Set a lower priority on R2.B. Configure the routers in the same area.C. Set a lower cost on R2 compared to R1.D. Add a backup designated router to the network.E. Mat

4、ch the hello and dead timers on both routers. 4Two routers need to be configured within a single OSPF area. Which two components need to be configured on both routers to achieve this? (Choose two.)A. the same process IDB. the same area IDC. network addresses and wildcard masksD. the same router IDE.

5、 the same loop back address 5Refer to the exhibit. The network is using the RIPv2 routing protocol. If network 10.0.0.0 goes down, what mechanism will prevent Router1 from advertising false routing information back to Router2?A. triggered updatesB. poison reverseC. holddown timersD. split horizon 6W

6、hich multicast address does EIGRP use to send hello and updates packets?A. 224.0.0.5B. 224.0.0.6C. 224.0.0.9D. 224.0.0.10 7Refer to the exhibit. The network is configured for OSPF routing with default settings. The bandwidths have been configured correctly for each link. If the T1 link between route

7、r A and router E fails, what path will a packet from router A take to reach the LAN attached to router F when the network has converged?A. A, B, C, FB. A, B, C, E, FC. A, D, G, E, FD. A, D, G, H, F 8Refer to the exhibit. RouterA and RouterB cannot successfully exchange EIGRP routes. What is the prob

8、lem?A. The hello intervals do not match.B. The autonomous system numbers do not match.C. The no auto-summary command is missing from both routers.D. The ip bandwidth-percent command is missing from RouterB. 9What are two functions of a router? (Choose two.)A. It forwards data packets toward their de

9、stination.B. It forwards the packet to the destination if the TTL value is 0.C. It changes the destination IP address of data packets before forwarding them to an exit interface.D. It determines the best path based on the destination MAC address.E. It acts as an intersection between multiple IP netw

10、orks. 10When connecting two devices, which situation would normally require the use of a crossover cable?A. connecting a host to a switchB. connecting a switch to a routerC. connecting a switch to a switchD. connecting a host to a router console port11Refer to the exhibit. When troubleshooting a net

11、work, it is important to interpret the output of various router commands. On the basis of the exhibit, which three statements are true? (Choose three.)A. The missing information for Blank 1 is the command show ip route.B. The missing information for Blank 1 is the command debug ip route.C. The missi

12、ng information for Blank 2 is the number 100.D. The missing information for Blank 2 is the number 120.E. The missing information for Blank 3 is the letter R.F. The missing information for Blank 3 is the letter C. 12Which router component contains a scaled-down version of the IOS that can be used to

13、reload a complete version of the IOS in the event that the IOS becomes damaged or corrupted?A. ROMB. FlashC. SDRAMD. NVRAM 13A router has EIGRP configured as the only routing protocol. In what way might EIGRP respond if there is no feasible successor route to a destination network and the successor

14、route fails?A. It broadcasts hello packets to all routers in the network to re-establish neighbor adjacencies.B. It sends queries to adjacent neighbors until a new successor route is found.C. It immediately sends its entire routing table to its neighbors.D. It will set the metric for the failed rout

15、e to infinity.14Refer to the exhibit. Pings are failing between HostA and HostB. The network administrator discovers that Router1 does not have a route to the 172.16.0.0 network. Assuming Router2 is configured correctly, which two static routes could be configured on Router1 to enable Host A to reac

16、h network 172.16.0.0? (Choose two.)A. ip route 172.16.0.0 255.255.0.0 S0/0B. ip route 172.16.0.0 255.255.0.0 S0/1C. ip route 172.16.0.0 255.255.0.0 192.168.0.1D. ip route 172.16.0.0 255.255.0.0 192.168.0.2E. ip route 192.168.0.1 172.16.0.0 255.255.0.0 S0/0F. ip route 192.168.0.1 172.16.0.0 255.255.0

17、.0 S0/115Which routing protocol by default uses bandwidth and delay to calculate the metric of a route?A. RIPv1B. RIPv2C. OSPFD. EIGRP 16Which statement correctly describes a feature of RIP?A. RIP is a link-state routing protocol.B. RIP uses only one metrichop count for path selection.C. Advertised

18、routes with hop counts greater than 10 are unreachable.D. Messages are broadcast every 10 seconds.17Using default settings, what is the next step in the router boot sequence after the IOS loads from flash?A. Perform the POST routine.B. Search for a backup IOS in ROM.C. Load the bootstrap program fro

19、m ROM.D. Load the running-config file from RAM.E. Locate and load the startup-config file from NVRAM. 18What is a successor for a destination network in an EIGRP network?A. the next hop on a backup route with the largest feasible distance to the destinationB. the next hop on a backup route with the

20、smallest feasible distance to the destinationC. the next hop on the primary route with the largest feasible distance to the destinationD. the next hop on the primary route with the smallest feasible distance to the destination 19Refer to the exhibit. R1 and R2 are adjacent routers both running RIP.

21、All interfaces on both routers are correctly configured and operational. Both routers are configured to include all connected interfaces in routing updates. R2 is not showing any routes from R1 in the routing table. What is the likely cause?A. The adjacent interfaces are passive.B. The distance of 1

22、20 exceeds 15 hops.C. R2 will not accept version 1 updates from R1.D. Routes are being summarized by R1 but not by R2. 20Refer to the exhibit. EIGRP 1 has been configured on R1. What is the effect of configuring the ip bandwidth-percent eigrp command?A. The EIGRP bandwidth routing metric will be red

23、uced by 30%.B. EIGRP 1 protocol traffic will be restricted to 30% of the link bandwidth.C. Packets that are routed based on EIGRP routing table entries will be limited to 30% of the link bandwidth.D. EIGRP traffic will be permitted to burst for short periods to 30% above the configured link bandwidt

24、h.21Refer to the exhibit. The show cdp neighbors command was run on one of the devices as shown. Based on this information, which two facts can be determined? (Choose two.)A. The command was run on the router.B. ABCD is a non- CISCO device.C. Layer 3 connectivity between two devices exists.D. ABCD s

25、upports routing capability.E. ABCD is connected to the Fa0/0 interface of the neighboring device.22Refer to the exhibit. Which statement is true about the Ethernet interfaces shown in the network?A. A frame leaves interface Fa0/0 of R1 with the source MAC address as 000C.3010.9260.B. Hosts on 10.1.1

26、.0/24 will use 172.16.3.1/24 as their default gateway.C. A packet will not be forwarded between R1 and R2 until the no shutdown command is issued on the Fa0/0 interface of R1.D. The Fa0/0 interface of R2 could be configured with the IP address 172.16.4.1/24 and still have connectivity on this link.2

27、3Refer to the exhibit. On the basis of the show running-config output, which option correctly reflects the routes that will be listed in the R2 routing table? DA. B. C. D. 24Refer to the exhibit. A network designer is testing a prototype of WAN connections. All of the routers in the exhibit are conf

28、igured for OSPF routing. The design requires that the path between routers A and D through ISP-A is the primary and the path through ISP-B servers as a backup. The designer notices that router A has two equal-cost paths to the LAN on router D. How can the designer correct this problem?A. Issue a clo

29、ck rate 2000000 interface command on S0/0/1 of router ISP-B.B. Change the default OSPF reference bandwidth on router A.C. Configure two static routes with administrative distances of 10.D. Use the bandwidth command to change the default bandwidth on the link to router B. 25Refer to the exhibit. Whic

30、h option will provide the configuration that is needed for router R1 to dynamically learn routes to the 192.168.100.16/28, 192.168.100.32/28, and 192.168.100.48/28 subnetworks?A. with static routesB. with a routed protocolC. with a routing protocolD. with directly connected routes26Refer to the exhi

31、bit. What is the meaning of the highlighted value 120?A. It is the metric that is calculated by the routing protocol.B. It is the value that is used by the DUAL algorithm to determine the bandwidth for the link.C. It is the administrative distance of the routing protocol.D. It is the hold-down time,

32、 measured in seconds, before the next update. 27Refer to the exhibit. The entire 192.168.1.0 network has been allocated to address hosts in the diagram. Utilizing VLSM with contiguous address blocks, which set of addresses and prefixes could be used to create an addressing solution with a minimum waste of IP addresses? DA