Question 1

For a Carrier Supporting Carrier (CSC) VPRN where the customer carrier is an ISP that provides Internetconnectivity to its end-customers, which of the following is FALSE?

Options :

A : All traffic exchanged between end-customers is carried over a single CSC VRF.

B : Customer carrier PE routers residing in different sites must run eBGP between them to exchange customers' routes.

C : The customer carrier network can be a pure IP network.

D : MPLS can be used in the customer carrier network to improve scalability.

Answer: B

Question 2

A provider core consists of 4 PE and 2 P routers. A fully meshed VPRN service is configured on all 4 PEs, andMPLS LSP-based SDPs are used for the service configuration. How many SDPs must be bound to the VPRNservice on each PE?

Options :

A : Two SDPs must be bound to the VPRN service on each PE.

B : Three SDPs must be bound to the VPRN service on each PE.

C : Five SDPs must be bound to the VPRN service on each PE.

D : Twelve SDPs must be bound to the VPRN service on each PE.

Answer: B

Question 3

Click the exhibit.A Carrier Supporting Carrier (CSC) VPRN is configured for a customer carrier who is a BGP/MPLS serviceprovider. Which route is present in PE1's global routing table?

Options :

A : 192.168.10.1

B : 192.168.20.1

C : 10.10.10.1

D : 10.10.10.6

Answer: D

Question 4

Click the exhibit.What is wrong with the VPRN configuration applied on this Alcatel-Lucent 7750 SR?

Options :

A : The VPRN ID must match the value used in the vrf-target command.

B : The VPRN ID must match the value used in the route-distinguisher command.

C : The router-id command should not be used in this context.

D : The "no shutdown" command must be configured for the VPRN to be operationally UP.

Answer: D

Question 5

Click the exhibit.Assuming that the as-override command is used, what is the most likely location of prefix 10.1.2.0/24?

Options :

A : The prefix is located in an Autonomous System directly connected to this router.

B : There is a single Autonomous System between the local AS and the AS that originated the prefix.

C : There are two Autonomous Systems between the local AS and the AS that originated the prefix.

D : The prefix is located in Autonomous System 65100.

Answer: B

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