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Nokia 4A0-102 - Nokia Border Gateway Protocol

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Total 152 questions

Click the exhibit.

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

A.

Router R2 only.

B.

Routers R2 and R3 only.

C.

Routers R2, R3 and R4 only.

D.

Routers R2, R3, R4and R5.

Click the exhibit.

Router R1 is a route reflector with clients R2, R5 and R6. Prefixes advertised by router R5have 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?

A.

Option A

B.

Option B

C.

Option C

D.

Option D

Click the exhibit.

If router A originates an update for prefix 192.168.0.1/27, what will the update contain when it reaches router B?

A.

AS Path of 65200, local-preference of 100.

B.

AS Path of 65200,local-preference of None.

C.

Null AS Path, local-preference of 100.

D.

Null AS Path, local-preference of None.

What isthe result of configuring the following policy statement as a BGP import policy on theNokia7750 SR?

A.

All BGP routes are accepted.

B.

All routes matching prefix lists "List-1" and "List-2" are rejected.

C.

BGP routes matching prefix lists "List-1" or "List-2" are rejected.

D.

BGP routes matching prefix lists "List-1" and "List-2" are rejected.

What is the result of configuring the following policy statement as aBGP import policy on theNokia7750 SR?

A.

All BGP routes are rejected.

B.

All BGP routes are accepted.

C.

All routes matching prefix list "List-1" are rejected.

D.

All BGP routes matching prefix list "List-1" are rejected.

Assuming that "client1" and "client2" are directly-connected networks, what is the result ofexecuting 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", andentries 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".

Which of thefollowing statements regarding route reflectors is TRUE?

A.

Route reflectors propagate BGP learned routes to their clients.

B.

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

C.

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

D.

Route reflectors do not work in conjunction with confederations.

From what range are 16-bit private AS numbers selected?

A.

64496 – 64511

B.

1 – 56319

C.

64512-65534

D.

64513-65535

E.

There are no defined private AS numbers; there are only private IP addresses.

What is the defaultNokia7750 SR TTL of a BGP advertisement between confederation members?

A.

1

B.

32

C.

64

D.

255

Click the exhibit.

Router R1 is a route reflector with clients R2, R5 andR6. Router R3 advertises the prefix 192.168.1.0/27 to routers R5 and R6. Assuming that routers R1, R2 and R4 are configured with "add-paths ipv4 send 2 receive", what is the expected output of "show router bgp routes" when executed on router R2?

A.

Option A

B.

Option B

C.

Option C

D.

Option D