Alcatel-Lucent Alcatel-Lucent Certifications 4A0-100 Questions & Answers

• Question 31:

  Which of the following routing protocols provides routing between routers R1 and R2?

  

  A. BGP

  B. RIPv2

  C. OSPF

  D. IS-IS

  Correct Answer: A

• Question 32:

  What next-hop address should router R2 use to reach a host on 192.168.2.0/24?

  

  A. 10.2.3.2

  B. 10.1.1.1

  C. 10.2.3.1

  D. 10.1.1.2

  Correct Answer: B

• Question 33:

  Which of the following about the displayed IP filter is TRUE?

  

  A. TCP (protocol 6) traffic between addresses 1.2.3.0/24 and 2.3.4.0/24 is dropped.

  B. TCP (protocol 6) traffic from source address 1.2.3.0/24 to destination address 2.3.4.0/24 is forwarded.

  C. TCP (protocol 6) traffic from source address 2.3.4.0/24 to destination address 1.2.3.0/24 is dropped.

  D. TCP (protocol 6) traffic from source address 1.2.3.0/24 to destination address 2.3.4.0/24 is dropped.

  Correct Answer: A

• Question 34:

  What type of MAC address is ff:ff:ff:ff:ff:ff?

  A. Unicast

  B. Multicast

  C. Broadcast

  D. Anycast

  Correct Answer: C

• Question 35:

  Which of the following statements about IP filters on a Nokia 7750 SR is TRUE?

  A. Multiple ingress IP filters can be used on a single interface.

  B. An IP filter can be applied to the management port.

  C. The same IP filter can be used on multiple interfaces.

  D. Only one IP filter can be defined per router.

  Correct Answer: C

• Question 36:

  If a 5-port LAG is configured with the option of `port-threshold 2 action down', and dynamic-cost is enabled, what will happen if the total number of operational links in the LAG is 2?

  A. The LAG cost is equal to the link cost divided by 3.

  B. The LAG cost is equal to the link cost.

  C. The LAG is operationally down.

  D. The LAG cost is equal to the link cost divided by 5.

  Correct Answer: C

• Question 37:

  A switch with the MAC FDB shown receives an Ethernet frame with source MAC address 00:00:8c:01:00:0a and destination MAC address 00:00:8c:01:00:0c. On which port is the frame forwarded?

  

  A. 1/1/1

  B. 1/1/2

  C. 1/1/3

  D. 1/1/4

  Correct Answer: C

• Question 38:

  Which of the following is NOT a valid log source in a Nokia 7750 SR?

  A. Main

  B. Security

  C. Syslog

  D. Debug

  Correct Answer: C

• Question 39:

  What happens when a switch receives an Ethernet frame with unknown source and destination MAC addresses?

  A. The frame is silently discarded.

  B. The source MAC address is saved in the MAC FDB, and the frame is discarded.

  C. The source MAC address is saved in the MAC FDB, and the frame is flooded to all ports except the receiving port.

  D. The source and destination MAC addresses are saved in the MAC FDB, and the frame is flooded to all ports.

  Correct Answer: C

• Question 40:

  Which of the following is NOT a characteristic of the Internet?

  A. The Internet is a global and distributed network.

  B. The Internet is a network owned by Tier 1 service providers.

  C. The Internet is an open network of networks.

  D. The Internet is a network that is advertised across the globe.

  Correct Answer: B