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NokiaBorder Gateway Protocol

Last Update 17 hours ago Total Questions : 149

The NokiaBorder Gateway Protocol content is now fully updated, with all current exam questions added 17 hours ago. Deciding to include 4A0-102 practice exam questions in your study plan goes far beyond basic test preparation.

You'll find that our 4A0-102 exam questions frequently feature detailed scenarios and practical problem-solving exercises that directly mirror industry challenges. Engaging with these 4A0-102 sample sets allows you to effectively manage your time and pace yourself, giving you the ability to finish any NokiaBorder Gateway Protocol practice test comfortably within the allotted time.

Question # 31

BGP is configured on two peers, routers A and B. Router A is configured with a Hold Time timer of 60 seconds and a Keepalive timer of 25 seconds. Router B is configured with a Hold Time timer of 90 seconds and a Keepalive timer of 70 seconds. What will the active Keepalive timer be on router B?

A.

70 seconds

B.

25 seconds

C.

20 seconds

D.

30 seconds

Question # 32

Click the exhibit.

Given that ISP 1 and ISP 2 are Tier 2 providers, and that ISP 3 and ISP 4 are Tier 1 providers, what is the most likely relationship between the ISPs?

A.

ISP 1 and ISP 2 have a public transit relationship, while ISP 3 and ISP 4 have a private transit relationship.

B.

ISP 1 and ISP 2 have a private transit relationship, while ISP 3 and ISP 4 have a public transit relationship.

C.

ISP 1 and ISP 2 have a private peering relationship, while ISP 3 and ISP 4 have a public peering relationship.

D.

ISP 1 and ISP 2 have a public peering relationship, while ISP 3 and ISP 4 have a private peering relationship.

Question # 33

Click the exhibit.

Routers RR1 are RR2 are redundant route reflectors for clients R3 and R4. Which of the following is a valid configuration on router R3?

A.

Option A

B.

Option B

C.

Option C

D.

Option D

Question # 34

Which of the following is TRUE?

A.

There can only be one community associated 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.

Question # 35

Router R1, in AS 65540, has the export policy shown below. It advertises an aggregate route to eBGP peer router R2 in 65550. What is the AS Path of the aggregate route received by router R2?

A.

65540

B.

65540 1

C.

65540 65540

D.

65550 65540

Question # 36

Click the exhibit.

AS 65550 owns the CIDR block 10.64.0.0/12. Router R4 advertises the aggregate 10.64.0.0/12 to AS65540. Which of the following is TRUE regarding the aggregate route advertisement?

A.

The aggregator attribute will not be present, and the atomic aggregate flag will not be set.

B.

The aggregator attribute will not be present, and the atomic aggregate flag will be set.

C.

The aggregator attribute will be present, and the atomic aggregate flag will not be set.

D.

The aggregator attribute will be present, and the atomic aggregate flag will be set.

Question # 37

Which of the following regarding BGP confederations is FALSE?

A.

A confederation is a collection of Autonomous Systems advertised as a single AS number to BGP speakers outside the confederation.

B.

Each member AS must either maintain a full mesh of iBGP sessions, or use route reflection.

C.

Confederations can be used to subdivide ASs that have a large number of BGP speakers into smaller domains.

D.

A full mesh of intra-confederation eBGP sessions is required between the member ASs.

Question # 38

Click the exhibit.

Assuming router A is configured with "next-hop-self", what does the BGP update for prefix 192.168.0.1/27 contain when it arrives at router B?

A.

AS Path of 65200 65100, Next Hop of router A.

B.

AS Path of 65200 65100, Next Hop of router E.

C.

AS Path of 65100, Next Hop of router A.

D.

AS Path of 65100, Next Hop of router E.

Question # 39

Which of the following statements regarding BGP FRR is FALSE?

A.

The router must receive several BGP routes to compute a backup path.

B.

BGP FRR can be triggered by BFD.

C.

The backup path can use the same next hop as the primary path.

D.

BGP peer-tracking can be used to improve BGP FRR failure detection times.

Question # 40

Assuming that "client1" and "client2" are directly-connected networks, what is the result of executing the following BGP export policy?

A.

Only entry 10 is executed for "client1" and "client2".

B.

Entries 10 and 20 are executed for "client1", and entries 10 and 30 are executed for "client2".

C.

Entries 10 and 20 are executed for "client1", and entries 10, 20 and 30 are executed for

"client2".

D.

Entry 10 is executed for directly-connected routes, entry 20 for "client1" and entry 30 for "client2".

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