Nokia 4A0-C01 Exam

Certification Provider: Nokia

Exam Name: Nokia NRS II Composite

Duration: 120 Minutes

Number of questions in our database: 852

Exam Version: Jan. 16, 2023

4A0-C01 Exam Official Topics:

Topic 1: Demonstrate a basic overall understanding of link state protocols Express a basic overall understanding of IP routing design Describe the various routing protocol databases (routing
Topic 2: forwarding and link state) Demonstrate an understanding of route

Free Nokia 4A0-C01 Exam Actual Questions

The questions for 4A0-C01 were last updated On Jan. 16, 2023

Question #1

Which of the following comparisons between E-pipes and VPLSes is FALSE?

AThey both function as a Layer 2 switch from the service provider's perspective.

BThey both support SAP encapsulations of null, dot1Q and Q-in-Q.

CThey both use SAPs as the demarcation point between the customer and the provider.

DMAC addresses are learned by VPLSes, but not by E-pipes.

Reveal Solution

Correct Answer: A

Question #2

On an Alcatel-Lucent 7750 SR, which vc-type will strip service delimiting tags at the ingress PE?

Avc-type ether

Bvc-type vlan

Cvc-type dotlq

Dvc-type null

Reveal Solution

Correct Answer: A

Question #3

Which of the following about VPLS MAC learning is FALSE?

AThe PE routers of the service are responsible for learning MAC addresses.

BFlooding ensures that all PEs in a fully-meshed VPLS will learn the source address of all traffic.

CMAC learning reduces flooding of frames with previously learned addresses.

DMultiple VPLSes on the same PE share the same MAC FDB.

Reveal Solution

Correct Answer: D

Question #4

By default, how does a VPLS handle a tagged frame received at the ingress of a null SAP on an Alcatel-Lucent 7750 SR?

AThe FCS is verified and kept in the customer frame. The VLAN tag is kept and transported over the network.

BThe FCS is verified and kept in the customer frame. The VLAN tag is removed for transport over the network.

CThe FCS is verified and removed from the frame. The VLAN tag is kept and transported over the network.

DThe FCS is verified and removed from the frame. The VLAN tag is removed for transport over the network.

Reveal Solution

Correct Answer: C

Question #5

Click the exhibit.

This is output from router R4. Service 333 is a VPLS. Why does peer 10.10.10.1 not have an EgrLbl?

AThe SDP to 10.10.10.1 on router R4 is shutdown.

BRouter R4 has not sent a label to router R1 (10.10.10.1) yet.

C10.10.10.1 has a different service MTU set.

D10.10.10.1 has not sent a label to router R4 yet.

Reveal Solution

Correct Answer: D

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