Nokia 4A0-102 Exam Questions Instant Access

Question 1

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 R2?

AOption A

BOption B

COption C

DOption D

Answer : A

Question 2

Click the exhibit.

Router R6 is a route reflector for clients R1, R2 and R5 with local preferences 100, 200 and 500 respectively. Router R3 advertises prefix 192.168.1.0/27 to routers R1, R2 and R5 which are configured with advertise-external. Routers R4 and R6 are both configured with "add-paths ipv4 send 2 receive". Which routes to 192.168.0.1/27 is router R4 expected to have in its BGP routing table?

AThe routes from routers R1, R2 and R5.

BThe routes from routers R1and R2.

CThe routes from routers R2 and R5.

DTwo routes are chosen at random and advertised to router R4.

Answer : C

Question 3

Click on the exhibit.

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?

ARouters R6, R1, R4 and R5.

BRouters R1and R4.

CRouters R1, R2, R3 and R4.

DRouters R2 and R3.

Answer : B

Question 4

Which of the following statements regarding BGP control plane convergence is FALSE?

ACore and edge node failure recovery depends on IGP convergence.

BEdge neighbor failure is detected by the eBGP session timeout.

CBGP control plane convergence is independent of number of affected prefixes.

DUpon BGP control plane convergence, an optimal path is installed in the FIB.

Answer : C

Question 5

An Alcatel-Lucent 7750 SR is configured with an export policy to redistribute its directly-connected networks into BGP. Which of the following databases contains the routes for these networks?

AThe routes are in the RIB-In.

BThe routes are in the Loc-RIB

CThe routes are in the RIB-Out.

DThe routes are not in any of the BGP databases.

Answer : C

Question 6

Which of the following about default BGP behavior is FALSE?

ANext Hop is modified in iBGP updates.

BOrigin Code is NOT modified in eBGP updates.

CAS Path is modified in eBGP updates.

DLocal Preference is NOT modified in iBGP updates.

Answer : A

Question 7

An Alcatel-Lucent 7750 SR has the BGP configuration shown below. Assuming the router has established BGP sessions to routers R1 and R2, which of the following is TRUE?

ABoth neighbors R1and R2 should be part of AS 65540.

BNeighbor R1should be part of AS 65550, while neighbor R2 should be part of AS 65540.

CNeighbor R1should be part of AS 65550, while neighbor R2 should be part of AS 65560.

DBoth neighbors R1and R2 should be part of AS 65560.

Answer : C

Nokia Border Gateway Protocol 4A0-102 Exam Questions