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Free Nokia 4A0-102 Practice Exam with Questions & Answers

Questions 1

Click on the exhibit.

4A0-102 Question 1

AS 65540 is using MPLS to provide BGP shortcuts for its iBGP routing. Which routers must be configured with the "configure router bgp igp-shortcuts rsvp-te" command?

Options:
A.

Routers R6, R1, R4 and R5.

B.

Routers R1and R4.

C.

Routers R1, R2, R3 and R4.

D.

Routers R2 and R3.

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Questions 2

Which of the following AS Paths will match the regular expression "65100."?

Options:
A.

"65100"

B.

"65100 65200''

C.

"65200 65100"

D.

"65100 65250 65200"

Questions 3

Which of the following statements regarding BGP Fast Reroute is FALSE?

Options:
A.

BGP Fast Reroute is triggered by IGP events.

B.

The backup path is pre-computed and installed in the FIB.

C.

BGP Fast Reroute is independent of number of affected prefixes.

D.

BGP Fast Reroute uses the optimal path to the destination.

Questions 4

Which of the following regarding BGP authentication on theNokia7750 SR is FALSE?

Options:
A.

Authentication is performed before establishing the BGP session.

B.

Authentication can only be configuredon the group or neighbor level.

C.

By default, MD5 authentication is disabled.

D.

Peer authentication may be optionallyrequested in an open message.

Questions 5

Which of the following regarding BGP confederations is FALSE?

Options:
A.

The entireconfederation is viewed as a single AS by an eBGP peer.

B.

Within a confederation, each member AS is considered as a stand-alone AS.

C.

Member ASs within a confederation can use route reflection.

D.

Member ASs must be fully meshed within a confederation.

Questions 6

Which of the following is TRUE?

Options:
A.

There can only be one communityassociated with a route.

B.

Community is an optional non-transitive attribute.

C.

Community is an optional transitive attribute.

D.

Community is a well-known discretionary attribute.

Questions 7

What is the purpose of configuring a triggered-policy on anNokia7750 SR?

Options:
A.

Policy changes are delayed until the peer router with the affected routes reboots.

B.

Policy changes are delayed untilroute updates for affected BGP routes are received from peers.

C.

Policy changes are delayed until BGP sessions are cleared or BGP is reset.

D.

Policy changes are delayed until the router reboots.

Questions 8

Which of the following statements regarding BGP Add-Paths is FALSE?

Options:
A.

Add-Paths allows non-best paths to be advertised to a peer.

B.

Add-Pathscapabilities are exchanged between peers after the BGP session is established.

C.

A BGP speaker must advertise the capability to receive multiple paths from its peer.

D.

A BGP speaker must advertise the capability to send multiple paths to its peer.

Questions 9

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4A0-102 Question 9

Which of the following can be used by router R4 in AS 65542 to reject all routesoriginating in AS 65540?

Options:
A.

An import policy that rejects updates with an AS Path matching the regular expression ".+ 65540 .+".

B.

An import policy that rejects updates with an AS Path matching the regular expression ".+ 65540".

C.

An import policy thatrejects updates with an AS Path matching the regular expression "65540 .+".

D.

An import policy that rejects updates with an AS Path matching the regular expression "65540".

Questions 10

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4A0-102 Question 10

Router R1 is advertisingprefix 192.168.1.0/27 with community "no-export. Which routers will receive an update for that prefix?

Options:
A.

Router R2 only.

B.

Routers R2 and R3 only.

C.

Routers R2, R3 and R4 only.

D.

Routers R2, R3, R4and R5.

Exam Code: 4A0-102
Certification Provider: Nokia
Exam Name: Nokia Border Gateway Protocol
Last Update: Mar 27, 2025
Questions: 149

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