4A0-C01 exam

(Topic 1) An OSPF router receives an update in which the sequence number, age, and checksum are the same as the entry already in the topological database. What action is taken by the router?A . The link state information is not populated in the database but is forwarded to all...

(Topic 1) An operator configures an Alcatel-Lucent 7750 SR with a loopback interface and IPv6 address. The operator then configures a routing policy to redistribute the loopback prefix into OSPFv3. What type of LSA is used to advertise the route to other OSPFv3 routers in the same area?A . Router...

(Topic 1) What value should the AFI be set to for locally administered addressing?A . 1B . 49C . 83D . 0View AnswerAnswer: B

(Topic 1) Exhibit Given the two configurations shown, identify the two incorrect statements below: (Choose two) A . Both routers will generate OSPF Hello packets.B . The system interface is missing in one configuration so OSPF will not operate correctly.C . The interface type settings differ, but OSPF will still...

(Topic 1) Which of the following types of network topologies are supported by IS-IS on the Alcatel-Lucent 7750 SR? Choose two answers.A . Non-broadcastB . BroadcastC . Point-to-multipointD . Point-to-pointView AnswerAnswer: B,D

(Topic 1) Which of the following best describes the actions after an IS-IS router receives on a broadcast interface, a newer LSP than the one in its database?A . The router sends a copy of the LSP from its database to its neighborB . The router updates its database with...

(Topic 1) Which of the following statements regarding IS-IS LSPs is true?A . There are three types of LSPs: L1, L2 and L1/L2.B . An LSP packet contains the ATT bits and the IS-type bits.C . The lower the LSP sequence number, the more current the update.D . Separate databases...

(Topic 1) Exhibit The following IS-IS packets have been exchanged between 2 adjacent IS-IS routers. What type of adjacency will be formed?A . An L1 adjacency will be formed.B . An L1/L2 adjacency will formedC . L2 adjacency will be formedD . No adjacency will be formedView AnswerAnswer: D

(Topic 1) What is the term used for the updates sent by IS-IS?A . Link State PDUsB . Link State UpdatesC . Link State AdvertisementsD . Intermediate System Update PacketsView AnswerAnswer: A

(Topic 1) Which of the following statements regarding OSPF routing updates on a multi-access network segment is true?A . In multi-access networks, a DR and BDR are elected only if there are more than two routers connected to the network segment.B . In multi-access networks, a DR and BDR are...