Nokia Nokia Certifications 4A0-106 Questions & Answers

• Question 151:

  Which of the following commands may be used on an Alcatel-Lucent 7750 SR to display a network exported locally to BGP on the originating router? (Choose two)

  

  A. Show router bgp routes

  B. Show router bgp routes prefix

  C. Show router bgp routes self-originated

  D. Show router bgp routes hunt

  E. Show router bgp neighbor advertised-routes

  Correct Answer: DE

• Question 152:

  Why would a selective export policy be applied to a customer VPRN service? (Choose three)

  A. To limit the number of routes advertised from a customer site

  B. To limit the number of routes learned from other customer sites

  C. To limit the size of the VRF table

  D. To limit connectivity to selected customer networks

  E. To perform packet filtering

  Correct Answer: ABD

• Question 153:

  What are the two main benefits of a hub and spoke VPRN design? (Choose two)

  A. Reduced number of VPN tunnels that need to be managed

  B. Centralized filtering policies with the introduction of a hub site

  C. Optimal routing between all sites

  D. Limited configuration required on the hub PE device

  Correct Answer: AB

• Question 154:

  Which command may be used on an Alcatel-Lucent 7750 SR to verify the number of VRF routes allowed, based on the maximum routes value configured in the service instance?

  A. Show service id base

  B. Show router bgp routes

  C. Show service id maximum-routes

  D. Show router status

  Correct Answer: A

• Question 155:

  Which of the following best describes the goal of an Extranet VPRN?

  A. Allow routes to be exchanged between all or selected sites of one VPRN and all or selected sites of a second VPRN

  B. Allow the service provider to provide multiple VPRNs with Internet access

  C. Reduce the number of VPRN tunnels required

  D. Simplify the administration of multiple VPRNs

  E. Force all traffic in multiple VPRNs to pass through a single device

  Correct Answer: A

• Question 156:

  What is the minimum number of Route Distinguishers required to implement an overlapping VPRN involving 5 different customers?

  A. 1

  B. 3

  C. 5

  D. 7

  E. 10

  Correct Answer: C

• Question 157:

  You are configuring spoke SDP termination of a VPLS service on a VPRN interface on an AlcatelLucent 7750 SR. The spoke SDP is running over a NULL encapsulated network port. The best practice is to set the VPRN interface p-mtu equal to what value over a NULL encapsulated network port.

  A. The SDP path-MTU minus 14

  B. The LMTU found in how router ldp bindings on the VPLS side of the spoke SDP

  C. The configured service-mtu of the VPLS service

  D. The LMTU found in how router ldp bindings on the VPLS side of the spoke SDP minus14

  E. The SDP path-MTU

  Correct Answer: B

• Question 158:

  Choose the best answer to describe the result of the configuration of an Alcatel-Lucent 7750 SR shown below?

  A. The PE will install a maximum of 40 prefixes into the customer vrf and generate a log message when 40 routes are received

  B. The PE will install a maximum of 40 prefixes into the customer vrf, and generate a log message both when 30 and 41 routes are received

  C. The PE will install a maximum of 40 prefixes into the customer vrf, generate a log message when 10 routes are received and disable learning of new routes at 41

  D. The PE will install a maximum of 40 prefixes into the customer vrf, generate a log message when 10 routes are received and drop the connection at 41

  E. The PE will install a maximum of 40 prefixes into the customer vrf, generate a log message when 4 routes are received and disable learning of new routes at 41

  Correct Answer: E

• Question 159:

  Which command is used to generate the output from an Alcatel-Lucent 7750 SR shown below?

  

  A. Show service 3

  B. Show service id 3

  C. Show service 3 base

  D. Show service id 3 base

  E. Show service 3 detail

  F. Show service id 3 detail

  Correct Answer: D

• Question 160:

  When a routing protocol is configured as the PE-CE protocol at one site of a customer VPRN, the same routing protocol must be configured as the PE-CE protocol at all other sites of the same customer VPRN.

  A. True

  B. False

  Correct Answer: B