Nokia 4A0-102 Exam Actual Questions

Name: Nokia Border Gateway Protocol
Brand: QA4Exam
SKU: 4A0-102
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The questions for 4A0-102 were last updated on Oct 3, 2024.

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Question No. 1

Click the exhibit.

Assume all router-IDs are properly configured, and IPv6 link-local addresses are used to establish all eBGP sessions. Given the following iBGP configuration on router A, what is the Next Hop for prefix 2001:DB8:A:401::1/128 on router B?

AThe IPv6 link-local address of the router D interface towards router A

BThe IPv6 link-local address of the router A interface towards router D

CThe IPv6 global address of router A

DThe IPv6 global address of router D

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Correct Answer: C

Question No. 2

Which regular expression will match the AS Path of a route originating in remote AS 65100?

A'.+ 65100'

B'65100.+'

C'.* 65100.*'

D'65100'

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Correct Answer: A

Question No. 3

Which of the following statements regarding route reflectors is TRUE?

ARoute reflectors propagate BGP learned routes to their clients.

BRoute reflectors require 'n' iBGP sessions, where 'n' is the number of BGP routers in the AS.

CRoute reflectors disable iBGP split horizon for all iBGP peers in the AS.

DRoute reflectors do not work in conjunction with confederations.

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Correct Answer: A

Question No. 4

Click the exhibit.

Router R1 is a route reflector with clients R2, R5 and R6. Prefixes advertised by router R5 have a local preference of 200. Router R3 advertises the prefix 192.168.1.0/27 to routers R5 and R6. Assuming that none of the routers in AS 65540 is configured with "advertise-external", what is the expected output of "show router bgp routes on router R1?

AOption A

BOption B

COption C

DOption D

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Correct Answer: C

Question No. 5

Which of the following regarding "well-known discretionary'' BGP attributes is TRUE?

AThey must be recognized by all peers and included in all BGP updates.

BThey are discarded if not recognized by the recipient.

CThey must be recognized by all peers and optionally included in BGP updates.

DThe receiving router sends a notification if a well-known discretionary attribute is not present in an update.

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Correct Answer: C

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