Module 16 Exam Back to Main Page 1. OSPF will send out Hello packets from the interface using multicast address _______, which is also called the _______ address.224.0.0.5 / AllSPFRouter224.0.0.10 / AllRouters224.0.0.5 / AllRouters224.0.0.10 / AllSPFRoutersQuestion 1 of 16 2. All routers with at least one interface in area 0 are known as _____ routers.internalarea borderborderbackboneQuestion 2 of 16 3. OSPF will elect one router as the Designated Router, which will?listen to LSAs on multicast address 224.0.0.5Unselect224.0.0.6Unselectflood LSAs on multicast address 224.0.0.5Unselect224.0.0.6UnselectQuestion 3 of 16 4. Once elected, OSPF uses the DR and the BDR routers as follows: (choose all that apply)To reduce the number of adjacencies required on the segmentTo advertise the routers on the multi-access segmentTo ensure that updates are sent to all routers on the segmentTo block duplicate LSAsTo block duplicate paths to the DR/BDRQuestion 4 of 16 5. The routers exchange different information at each state and different criteria have to be met before they advance to the next state. Tick the states which apply.DownAttemptInit2-wayExstartExchangeBlockingLoadingQuestion 5 of 16 6. When OSPF routers receive LSRs (link state request), they respond with an ________ containing the required information.LSP (link state packet)LSA (link state advertisement)LSA (link state acknowledgement)LSU (link state update)Question 6 of 16 7. Your network manager wants you ensure a router doesn't take part in the DR/BDR election. Which command do you use?R1(config-if)#ip ospf priority 0R1(config-if)#ip ospf priority 255R1(config-if)#ip ospf priority highR1(config-if)#ip ospf priority passiveQuestion 7 of 16 8. You can force a DR/BDR election on a segment using the _________ command.clear ip ospf processclear ip ospf drclear ip ospf dr bdrreload ospfQuestion 8 of 16 9. Common OSPF router types include. (choose all that apply)Area border routersAutonomous system boundary routersInternal routersBackbone routersVirtual routersBridging routersMaster routersBackup routersQuestion 9 of 16 10. An ___ must have at least one interface in area 0 and another interface in a different area.Internal ABRASBRExternal routerQuestion 10 of 16 11. Match the LSA types with the correct names when seen in the OSPF database.LSA Type 1 ASBR Summary LSAUnselectRouter LSAUnselectNetwork LSAUnselectExternal Summary LSAUnselectSummary LSAUnselectLSA Type 2 ASBR Summary LSAUnselectRouter LSAUnselectNetwork LSAUnselectExternal Summary LSAUnselectSummary LSAUnselectLSA Type 3 ASBR Summary LSAUnselectRouter LSAUnselectNetwork LSAUnselectExternal Summary LSAUnselectSummary LSAUnselectLSA Type 4 ASBR Summary LSAUnselectRouter LSAUnselectNetwork LSAUnselectExternal Summary LSAUnselectSummary LSAUnselectLSA Type 5 ASBR Summary LSAUnselectRouter LSAUnselectNetwork LSAUnselectExternal Summary LSAUnselectSummary LSAUnselectQuestion 11 of 16 12. Which LSA type is show below? type 1type 2type 3type 4type 5Question 12 of 16 13. Type __ LSAs are generated by the ABR and are used to provide information on how to reach an ASBR.12345Question 13 of 16 14. All traffic must pass through the backbone and all areas must be connected to area 0.TrueFalseQuestion 14 of 16 15. You can extend OSPF area 0 with the use of ____ links.virtualVPNintra-areainter-areabackboneQuestion 15 of 16 16. Your IT manager calls you and asks you to make OSPF Area 1 a stub area. What do you configure on the router?R1(config-router)#area 1 type 5R1(config-router)#area 1 set stubR1(config-router)#stub area 1R1(config-router)#area 1 stubQuestion 16 of 16 Loading...
