Module 15 Exam Back to Main Page 1. OSPF features include.No hop-count limitationClassless (allows the use of VLSM)Password authenticationSupports MD5 authentication for secure route exchangeNo split horizon issuesUses the Diffusing Update Algorithm (DUAL)Question 1 of 21 2. OSPF is a classless routing protocol and it maps to IP protocol __.8998749Question 2 of 21 3. Cisco routers calculate cost at 10 to the power of 8/Bandwidth, rounded down.TrueFalseQuestion 3 of 21 4. The below output tells you the interface is working at which speed? R1#show ip ospf int f0/0FastEthernet0/0 is up, line protocol is upInternet Address 192.168.1.1/24, Area 0Process ID 1, Router ID 10.0.0.1, Network Type BROADCAST, Cost: 10Transmit Delay is 1 sec, State DR, Priority 1100 Gbps1 Gbps100 Mbps10 MbpsT1 (1.544 Mbps)Question 4 of 21 5. The OSPF process ID can be any number from 1 to ____.65,53510025616,384Question 5 of 21 6. The OSPF process ID needs to match on neighbor routers.TrueFalseQuestion 6 of 21 7. A router that exchanges updates with routers in other autonomous systems is referred to as?AS boundary router (ASBR)Backbone routerBackbone routerDesignated routerQuestion 7 of 21 8. Which address will be chosen at the OSPF Router ID? Router#show ip interface briefInterface IP-Address OK? Method Status ProtocolEthernet0 10.1.1.1 YES unset administratively down downLoopback0 172.16.1.1 YES manual up upSerial0 192.168.1.1 YES manual up upSerial1 200.10.10.1 YES unset administratively down down172.16.1.110.1.1.1192.168.1.1200.10.10.1 Question 8 of 21 9. When OSPF is configured on a router it begins to send Hello packets out of all OSPF interfaces using the multicast address of ______.224.0.0.5224.0.0.7224.0.0.9224.0.0.4Question 9 of 21 10. In NBMA networks such as Frame Relay, the Hello packet is ______ to specific neighbors.unicastbroadcastmulticastanycastQuestion 10 of 21 11. Information included in the OSPF Hello packet includes. (choose all that apply)sending Router IDarea IDauthentication typeHello and Dead intervals of originating interfaceDR and BDRQuestion 11 of 21 12. What would you use to connect Area 2 to Area 0. SubinterfacesVirtual LinkPacket SwitchingCircuit SwitchingDesignated RouterVPNQuestion 12 of 21 13. If there is more than one equal path (same cost and administrative distance) to reach a route, then, by default, OSPF will load balance traffic over ____ paths.fourtwononethreeQuestion 13 of 21 14. A colleague calls you asking how he can increase the paths OSPF load balances over to 10. What do you tell him?R1(config-router)#maximum-paths 10R1(config)#ospf maximum-paths 10R1(config-router)#load balance 10R1(config-router)#balance 10Question 14 of 21 15. Which are OSPF network types? (choose all that apply)Point-to-pointBroadcastNBMAPoint-to-multipointVirtual linksQuestion 15 of 21 16. A colleague calls you to ask how to configure OSPF on an interface. Which command do you tell her to use?R1(config-if)#ip ospf 1 area 0R1(config-if)#ip ospf area 0R1(config-if)#ip ospf area 0 1R1(config-if)#router ospf 1 area 0Question 16 of 21 17. Which commands set an interface as passive for OSPF.R2(config)#router ospf 1 R2(config-router)#passive-interface fast0/0R2(config)#router ospf 1 R2(config)#interface f0/0 R2(config-if)#passive-interface R2(config)#router ospf 1 R2(config)#interface f0/0 R2(config-if)#passive-interface ospf 1R2(config)#interface f0/0 R2(config-if)#ospf 1 passive-interfaceQuestion 17 of 21 18. OSPF and OSPFv3 use the same multicast address.TrueFalseQuestion 18 of 21 19. OSPF for IPv6 must use an IPv6 address as the router ID.TrueFalseQuestion 19 of 21 20. Which command will assign the Router ID.R1(config-rtr)#router-id 1.1.1.1R1(config)#ospf router-id 1.1.1.1R1(config-if)#router-id 1.1.1.1R1(config-rtr)#ospf router 1.1.1.1Question 20 of 21 21. Th e two main drawbacks of using OSPF are:High CPU utilizationBandwidth utilizationNo built in securityCannot load balanceWill not work alongside static routesQuestion 21 of 21 Loading...