Nokia Nokia Certifications 4A0-101 Questions & Answers

• Question 141:

  Which of the following statements best describes the function of an OSPF Type 4 LSA?

  A. A Type 4 LSA is originated by an ABR to describe a route to an ASBR to routers outside the area.

  B. A Type 4 LSA is originated by an ASBR to describe a route to itself to routers outside the area.

  C. A Type 4 LSA is originated by an ABR that is connected to a stub area. The LSA is injected into the backbone area to provide routing information.

  D. A Type 4 LSA is originated by an ABR that is connected to a stub area. The LSA is injected into the stub area to provide routing information.

  Correct Answer: A

• Question 142:

  An interface has a MAC address of 24-16-4d-16-b5-3d. What link-local address will be assigned to this interface?

  A. fe80::2416:4dff:fe16:b53d

  B. fe80::2616:4dff:fe16:b53d

  C. ff80::2416:4dff:fe 16:b53d

  D. ff80::2616:4dff:fe 16:b53d

  E. fd80::2416:4dff:fe16:b53d

  Correct Answer: B

• Question 143:

  Click the exhibit button.

  

  A static route is created on router R1 using the command "static-route 0.0.0.0/0 next-hop 10.3.3.2". What command can be used to test the static route on an Alcatel-Lucent 7750 SR?

  A. ping static 10.5.5.5

  B. ping static 0.0.0.0/0

  C. ping 10.5.5.5

  D. ping 0.0.0.0

  Correct Answer: C

• Question 144:

  Two IS-IS L1/L2 routers are in the same area on the same Ethernet segment. One of the routers is the DIS. How many adjacencies will be formed between them?

  A. None

  B. 1

  C. 2

  D. 3

  E. 4

  Correct Answer: C

• Question 145:

  An interface is configured on a router for OSPF but the command "show router ospf neighbor" does not show any neighbors. Which of the following is NOT a possible cause?

  A. An OSPF database description packet has not been received from the neighbor.

  B. The interface facing the neighbor is down.

  C. The interface is included in a different area than the neighbor router.

  D. The router has not received a valid OSPF Hello packet from its neighbor.

  Correct Answer: A

• Question 146:

  How can a router ID be created on an Alcatel-Lucent 7750 SR router? Choose three answers

  A. From the least significant 32 bits of the chassis MAC address.

  B. From the most significant 32 bits of the chassis MAC address.

  C. From the loopback IP address.

  D. By using the command "config router router-id X.X.X.X"

  E. From the system IP address.

  F. From the highest interface IP address.

  Correct Answer: ADE

• Question 147:

  Click the exhibit button. What is the state of adjacency?

  

  A. Exchange

  B. Up

  C. Down

  D. 2-Way

  Correct Answer: C

• Question 148:

  Which of the following TLV fields is included in an IS-IS Hello packet on broadcast interfaces but not on point-to-point interfaces?

  A. The area addresses TLV

  B. The intermediate system neighbors TLV

  C. The IP interface address TLV

  D. The authentication information TLV

  Correct Answer: B

• Question 149:

  If routers R1 and R2 have a Level 1 and Level 2 IS-IS adjacency, which of the following statements are true? Choose two answers.

  A. Routers R1 and R2 are in different areas,

  B. Routers R1 and R2 are in the same area.

  C. Routers R1 and R2 will send a Level 1 Hello PDU and Level 2 Hello PDU, if the interface type between them is point-to-point.

  D. Routers R1 and R2 will send a Level 1 Hello PDU and Level 2 Hello PDU, if the interface type between them is broadcast.

  E. Routers R1 and R2 will send a Level 1/2 Hello PDU, if the interface type between them is broadcast.

  Correct Answer: BD

• Question 150:

  Static routing is to be used in a network between a corporate head office with many connected networks, and a branch office with one connection to the head office. Which of the following best describes the likely configuration?

  A. The corporate head office router should have a default route and the branch site should have a more specific static route

  B. The corporate head office router and the branch office router should both have specific static routes.

  C. The corporate head office router and the branch router should both have default routes.

  D. The corporate head office router should have a specific static route and the branch office router should have a default route.

  Correct Answer: D