4A0-C02 Exam Dumps - Nokia SRA Composite Exam

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Question # 17

In a Carrier Supporting Carrier (CSC) VPRN, which of the following is NOT a benefit to the network provider?

The solution scales as the number of VPNs offered by the customer carriers increases.

The solution scales as the number of end-customer routes increases.

There is no need to manage end-customer services.

The solution scales as the number of serviced customer carriers increases.

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Question # 18

What function in IEEE 802.1 ah helps to limit the amount of MAC addresses learned in the core?

I-VPLS is configured in the core of the network with an l-MAC address. This l-MAC address is the only MAC learned in the core

The B-VPLS and l-VPLS are configured in the edge. The B-VPLS is configured with a Backbone MAC and is the only MAC learned in the core

Each SDP is configured with a Backbone MAC to hide customer MAC addresses in the core

Each SAP is associated with a common l-MAC to hide customer MAC addresses in the core

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Question # 19

A router in AS 65100 receives three routes for 138.120.0.0/16. The first route has an AS Path of 65200 65400 65300 and a local preference of 150. The second route has an AS Path of 65200 65300 and a local preference of 100. The third route has an AS path of 65600 65300 and a local preference of 200. Which route will appear in the RIB-In?

Only the first route will appear in the RIB-In.

Only the second route will appear in the RIB-In.

Only the third route will appear in the RIB-In.

All routes will appear in the RIB-In.

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Question # 20

Click the exhibit.

Router R6 is a route reflector with clients R1, R2, R4 and R5. R4 receives three routes from router R6 and is configured with ECMP 3. Given the following BGP configuration on router R4, how many primary and backup paths will be present in router R4's BGP routing table?

Two primary paths and one backup path.

One primary path and two backup paths.

Three primary path and one backup path,

Three primary paths.

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Question # 21

You are providing a customer two VPLS services in two different Metro networks. VPLS 500 has been configured in Metro 1 and VPLS 900 has been configured in Metro 2. The customer has requested that they have connectivity between the Metro Networks with their existing VPLS services. Which configuration on the PE routers linking the metro networks will allow for VPLS 500 and VPLS 900 to act as a single VPLS service? Assume default values for all VPLS parameters and SDP 999 exists between the metro networks.

Option A

Option B

Option C

Option D

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Question # 22

What of the following is a key benefit of Active/Standby pseudowires?

The MDU does not need to support MPLS.

Can be used in ring networks of 4 or more nodes

Does not require the use of a layer 2 loop prevention protocol such as RSTP

The MDU does not have to be aware of the active/standby configuration

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Question # 23

An Alcatel-Lucent 7750 SR is configured with a local preference of 250. If it receives a BGP update with a local preference of 500, what local preference is sent to its eBGP peers?

100

250

500

None

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Question # 24

In RSTP, an alternate port is on the same switch as a designated Port.

TRUE

FALSE

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