Free Nokia 4A0-C03 Exam Questions

Become Nokia Certified with updated 4A0-C03 exam questions and correct answers

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Total 165 Questions | Updated On: Apr 03, 2026

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Question 1

Which of the following LDP message categories is UDP-based?

A : tification

B : ion

C : covery

D : vertisement

Answer: C

Question 2

What happens by default on an Alcatel-Lucent 7750 SR when a VPLS accepts a tagged frame at the ingress SAP 1/1/1:100?

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

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

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

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

Answer: D

Question 3

Which of the following statements best describes downstream unsolicited label distribution?

A : LER may answer requests for label mappings immediately, without waiting for a label mapping from the next-hop

B : LER may advertise label mappings to all peers for which it might be a next-hop for a given FEC

C : LER propagates a label mapping downstream for a FEC. only if it has a label mapping for the FEC next-hop

D : LER will only distribute a label for a FEC when it has been requested to do so

Answer: B

Question 4

Which of the following about CAC is FALSE?

A : is used when the LSP path has not been computed by CSPF

B : is used when the LSP path has been computed by CSPF

C : is used to perform a bandwidth check on each egress interface of the downstream router

D : is used to perform a bandwidth check based on the router's LSDB

Answer: D

Question 5

Which of the following regarding MPLS encapsulation for VPRN services is TRUE?

A : customer's Layer 3 header is removed at the iLER

B : customer's Layer 2 header is removed at the iLER

C : customer's Layer 3 header is removed at the eLER

D : customer's Layer 2 header is removed at the eLER

Answer: A

Page: 1 / 33

Total 165 Questions | Updated On: Apr 03, 2026

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