Nokia 4A0-114 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 R5?

AOption A

BOption B

COption C

DOption D

Answer : C

Question 2

Which of the following pieces of information is NOT carried inside an EVPN IP-Prefix (type 5) route update associated with an EVPN VPLS?

AThe MAC address of an attached host.

BThe IP prefix of a subnet in the layer-3 domain that the VPLS belongs to.

CThe VPLS's route-distinguisher and route-target values.

DThe VPLS's service tunnel ID (MPLS label or VNI value).

Answer : B

Question 3

An export policy is applied on a router to advertise a prefix to its eBGP peers. By default, which of the following updates are made to the route attributes?

ALOCAL_PREFERENCE is set to 100.

BNEXT_HOP is set to the neighbor router's interface IP address.

CThe local AS number is added to AS_PATH.

DCOMMUNITY is set to the local AS number.

Answer : C

Question 4

The configuration of an Nokia 7750 SR is given below. Router Rl has established BGP sessions with routers R2 and R3. Which of the following is TRUE?

ARouter R1forms an iBGP session with router R2, and an eBGP session with router R3.

BRouter R1forms iBGP sessions with routers R2 and R3.

CRouter R1forms eBGP sessions with routers R2 and R3.

DThe types of BGP sessions with routers R2 and R3 cannot be determined.

Answer : D

Question 5

Which of the following regarding route reflectors is TRUE?

AOnly the route reflector is configured with a cluster id.

BThere can only be one route reflector in a cluster.

CClients should have iBGP sessions with each other to maintain the mesh.

DThere can only be one level of route reflectors in the topology.

Answer : A

Question 6

Which of the following statements about router reflectors is FALSE?

AA full iBGP mesh is required among route reflectors.

BA route reflector can have both iBGP and eBGP clients.

CA router reflector disables the iBGP split-horizon rule for its clients.

DRoute reflectors are used to reduce the number of iBGP sessions required in an AS.

Answer : A

Question 7

What does an EVPN VPLS do that a traditional VPLS does not do?

AIt provides a multipoint connectivity service.

BIt maintains a forwarding database.

CIt uses control-plane MAC learning.

DIt acts as a switch, carrying full layer-2 frames between customer sites.

Answer : C

Nokia Border Gateway Protocol Fundamentals for Services 4A0-114 Exam Questions