100% Free 4A0-106 Practice Exam Questions and Answers

Stay Ahead with Latest 4A0-106 SRC Certification Practice Test Questions 2026

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Total 208 Questions | Updated On: Oct 26, 2026

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Question 1

When an Alcatel-Lucent 7750 SR receives a BGP update containing an AS-Path loop, what is the defaultaction?

A : The update is accepted and the route installed in the route table.

B : The update is accepted but the route will not be installed in the route table

C : The update is rejected

D : The peer session is dropped

Answer: A

Question 2

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?

A : 192.168.10.1

B : 192.168.20.1

C : 10.10.10.1

D : 10.10.10.6

Answer: D

Question 3

Click the exhibit.A Carrier Supporting Carrier (CSC) VPRN is configured on an Alcatel-Lucent 7750 SR for a customer carrieroffering VPRN services. Which of the following about this configuration is FALSE?

A : In the CSC VPRN, configure an eBGP session between CSC-PE and CSC-CE and use the "advertise-label vpn-ipv4" CLI command to enable the advertisement of VPN-IPv4 routes.

B : When the customer carrier uses the same autonomous system number in various sites, use the "loopdetect off" CLI command to disable the loop detection functionality on CSC-CE and PE routers.

C : On the CSC-PE routers, use the "carrier-carrier-vpn" CLI command to configure the VPRN service as CSC.

D : Configure an iBGP session between PE1 and PE2 and use the "family vpn-ipv4" CLI command to directly exchange end-customer routes learned from CE1 and CE2.

Answer: A

Question 4

Assuming that as-override has been used, which of the following statements describes the most likely locationof prefix 10.1.2.0/24, based on the output from an Alcatel-Lucent 7750 SR shown below?

A : It 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 : There may be two or more Autonomous Systems between the local AS and the AS that originated the prefix

E : It is located in Autonomous System 65100

Answer: B

Question 5

For the Inter-AS model A VPRN, which of the following is FALSE when CE2 sends an IP packet to192.168.1.1?

A : CE2 forwards an unlabeled IP packet to PE2 via the VPRN interface.

B : PE2 pushes one label on the IP packet and label-switches it to ASBR2.

C : ASBR2 forwards an unlabeled IP packet to ASBR1.

D : ASBR1 pushes two labels on the IP packet and label-switches the packet to PE1.

Answer: B

Page: 1 / 42

Total 208 Questions | Updated On: Oct 26, 2026

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