최신 4A0-108 무료덤프 - Alcatel-Lucent Multicast Protocols

문제1

Which of the following Query messages are supported by IGMP version 3? (Choose three)

정답: A,B,C

설명: (DumpTOP 회원만 볼 수 있음)

문제2

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

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

B. There is not enough information provided here to answer the question.

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

D. The 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.

정답: C

문제3

Why should the anycast RP address not be the system address of a router?

A. The system address of a router has to be a unique address within a domain while the anycast address is configured on multiple routers within the domain

B. PIM will not be able to establish its signaling sessions if the anycast address uses the system address

C. None of the above

D. 7750 SR configuration does not permit using the system address for an anycast address

정답: A

문제4

Refer to the following configuration exhibit.

How many interfaces have receivers joining group 239.1.1.1?

A. 1

B. 3

C. 2

D. There is insufficient information to answer

정답: D

문제5

What is the first action the last hop router performs on receipt of an IGMP version 2 leave message?

A. It sends a PIM (S, G) prune to the source.

B. It sends a PIM (*, G) prune to the RP.

C. It issues an IGMP Group Specific Query,

D. It sends a PIM (* G) prune to the RP, and a PIM (S, G) prune to the source,

E. It issues an IGMP General Query.

정답: C

문제6

In IPv6 multicast ASM mode, which of the following methods cannot be used to obtain the RP address?

A. Static

B. Bootstrap message

C. Embedded RP

D. Router solicitation message

정답: D

문제7

What is the destination address of the MLDv2 general query?

A. FF02::2

B. FF02::1

C. FF02::16

D. The multicast group address of the multicast data that the router is receiving

정답: B

문제8

In Draft Rosen, how does the PE process a PIM Join message received from its CE?

A. The PE encapsulates the PIM Join message in GRE and sends it to other PEs via SPMSI.

B. The PE propagates the PIM Join message to the RP in the provider core.

C. The PE maps the customer group address to a group address in the configured range
and sends a PIM Join for that group to the RP in the provider core.

D. The PE encapsulates the PIM Join message in GRE and sends it to other PEs via IPMSI.

정답: D

문제9

Is a static RP configuration functional without an associated address group specification?

A. No

B. Yes

정답: A

문제10

Refer to the exhibit.

Which router is this screen capture taken from?

A. Only from the elected BSR

B. Any router in the PIM multicast domain

C. Only from the Candidate-RP

D. Only from the Candidate-BSR

정답: B

문제11

Which of the following statements is false?

A. For anycast delivery, the source will send a single copy of each packet regardless of the number of receivers

B. For multicast delivery, the source will send a single copy of each packet regardless of the number of receivers

C. For broadcast delivery, the source will send a single copy of each packet regardless of the number of receivers

D. For unicast delivery, the source will send a single copy of each packet regardless of the number of receivers

정답: D

문제12

Click the exhibit.

Assume that I-PMSI uses PIM ASM and the I-PMSI group address is G.
How many MM (S,G) entries are on PE1?

A. Only one, and S is PE1.

B. Three, and S is PE1, PE2 and PE3 respectively.

C. Only one, and S is MC source server's IP address.

D. Only one, and S is P (RP).

정답: A

문제13

Refer to the following exhibit.

Assume all links have an equal metric in the IGP. Receiver 2 and Receiver 3 have joined the multicast group and the source is sending. Where will the Shared Path Tree have been created before switchover? (Choose two)

정답: B,D

문제14

How often does a router issue IGMP Host Membership Reports for group 224.0.0.2?

정답: D

문제15

Which of the following about distributing customer multicast group information via BGP A-D is FALSE?

A. There are three new types of BGP A-D routes defined for distributing customer multicast group information.

B. It supports both PIM ASM and PIM SSM in a customer network.

C. Two new extended communities are applied to all multicast routes in the VPRN for UMH selection.

D. It supports the use of P2MP LSPs as PMSI tunnels.

정답: C

문제16

Click the exhibit.

Which of the following regarding the displayed RP configuration is TRUE?

A. Only one static RP can be configured with override.

B. 10.10.10.24 is the RP for 230.1.1.1; while 10.10.10.66 is the RP for 234.1.1.1.

C. 10.10.10.24 is the RP for 234.1.1.1; while 10.10.10.66 is the RP for 230.1.1.1.

D. Two static RPs cannot be configured on the same device.

정답: C

문제17

What is the destination address of the MLDv2 report message?

A. The specific multicast group address that the host is interested in.

B. FF02::2

C. FF02::1

D. FF02::16

정답: D

문제18

Refer to the configuration exhibit.

Channel 239.1.1.11239.1.1.2, 239.1.1.3 and 239.1.1.5 have already been established.
What will happen when this router receives a IGMP report to join group 239.1.1.6?

A. The router will tear down either channel 239.1.1.1 or 239.1.1.2 as they are low class and establish a new channel for 239.1.1.6

B. The new channel 239.1.1.6 won't be established and a log will be generated

C. No existing channel will be torn down and the new channel for 239.1.1.6 will be established as there is enough resource

D. The router will tear down channel 239.1.1.3 as it's non-mandatory and establish a new channel for 239.1.1.6

정답: B

문제19

What is the destination address for MLDv2 general query?

A. FF02::2

B. FF02::1

C. The multicast group address which the router assumes its hosts might have interest in.

D. FF02::16

정답: B

최신 4A0-108 무료덤프 - Alcatel-Lucent Multicast Protocols

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