Nokia 4A0-108 Exam Practice Test Instant Access

Question 1

Which of the following about the S-PMSI is TRUE?

AThe S-PMSI enables a PE to transmit packets to all other PEs in the same MVPN.

BThe S-PMSI must be instantiated by MPLS P2MP P-tunnels.

CThe S-PMSI is created and signaled by PIM or BGP Auto Discovery.

DAn S-PMSI can be reused in multiple MVPNs.

Answer : C

Question 2

Which of the following regarding VRF Route Import extended community is TRUE?

AIt is used to support UMH selection in Inter-AS MVPN.

BIt is a new extended community added only to MVPN multicast routes.

CIt contains Global Administrator and Local Administrator fields.

DIt contains the AS number of the source PE

Answer : C

Question 3

Which of the following regarding the BGP Shared Tree Join route is TRUE?

AThe PE with a receiver for C-multicast group sends a BGP Shared Tree Join update to the PE attached to the C-RP.

BThe PE with a receiver for C-multicast group sends a BGP Shared Tree Join update to the RP in the provider core network.

CThe PE attached to C-RP sends a BGP Shared Tree Join update to the C-RP.

DThe PE attached to C-RP sends a BGP Shared Tree Join update to the PE attached to the source.

Answer : A

Question 4

What impact does an asymmetric IGP routing topology have on the PIM RPF check?

AThe PIM RPF check may fail, since traffic from the source may arrive on one interface, while the IP route to the source may point to another interface on the PIM router.

BPIM does not work in an asymmetric topology, therefore there is no RPF check at all.

CThere is no impact, since the Shared and Source Path Trees are built from the receiver to the source.

DThere is not enough information provided here to answer the question.

Answer : C

Question 5

Click the exhibit.

What happens when the displayed router receives an IGMPv3 exclude none report for group 232.1.1.1?

AThe router propagates a (:,:, 232.1.1.1) join towards RP if it exists.

BThe router sends a PIM (S, G) join toward both sources: 192.168.1.1 and 192.168.1.2.

CThe IGMPv3 report is dropped and a misconfiguration message is generated in log 99.

DThe router sends a PIM (192.168.1.1, 232.1.1.1) join toward the source.

Answer : D

Question 6

Click the exhibit.

Which of the following describes the router that produced the output shown in the exhibit?

AThe router is the RP.

BThe router is the first-hop router from the source.

CThe router is the one where the Source and Shared Path Trees diverge.

DThe router is an upstream router from the diverging router on the Shared Path Tree.

Answer : D

Question 7

Which of the following regarding the Shared Path Tree is TRUE?

AThe multicast source is the root of the tree.

BIt is represented by an (S, G) entry.

CIt is the initial forwarding path in ASM mode.

DIt is created as a result of switchover.

Answer : C

Nokia 4A0-108 Nokia Multicast Protocols Exam Practice Test