Alcatel-Lucent Virtual Private LAN Services (4A0-105) - Alcatel-Lucent

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Sample 4A0-105 Exam Questions & Explanations

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Question #1 Verified Q&A
Which of the following technologies allows for two explicit VLAN tags to be received from a customer device?
A QinQ
B RSVP-TE
C Dot1Q
D SP-VLAN
Correct Answer: QinQ
Question #2 Verified Q&A
What is the SA in the Ethernet frame used for by a layer 2 switch?
A Routing table population
B MAC learning
C SA filtering
D Frame forwarding
Correct Answer: MAC learning
Question #3 Verified Q&A
What are the limitations of a traditional layer 2 switch? (Choose 3}
A Increased flooding.
B Isolates collision domains.
C Slow response to topology changes.
D Requires layer 2 loop prevention.
E Limited to 4094 vlans per switch.
Correct Answer: Slow response to topology changes., Requires layer 2 loop prevention., Limited to 4094 vlans per switch.
Question #4 Verified Q&A
Which of the following statements about the VC-ID is false?
A There is a vc-id to vc-label mapping.
B The vc-id is signaled in the control plane.
C The vc-id is part of the data plane encapsulation.
D The vc-id has point to point significance.
Correct Answer: The vc-id is part of the data plane encapsulation.
Question #5 Verified Q&A
Assuming TLDP and RSVP are both being used in an MPLS network core which of the following statements is true?
A TLDP and RSVP can be used to create either labels based on how they are configured.
B TLDP is used to create the inner label, RSVP is used to create the outer label.
C TLDP and RSVP cannot be used in the same network since they both provide the same label.
D When RSVP is used, TLDP must be disabled and static vc labels should be used.
E TLDP is used to create the outer label, RSVP is used to create the inner label.
Correct Answer: TLDP is used to create the inner label, RSVP is used to create the outer label.

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Our 4A0-105 (Alcatel-Lucent Virtual Private LAN Services) practice question bank currently includes 156 verified questions with comprehensive explanations.
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Yes, all Alcatel-Lucent 4A0-105 practice questions are regularly updated and verified against current exam objectives.
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The 4A0-105 (Alcatel-Lucent Virtual Private LAN Services) question bank is built to mirror the real exam's format and topics, with detailed explanations for every answer so you understand the reasoning — not just memorize responses.
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