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

Last updated on June 20, 2026

97% Exam Compliance
156 Total Questions
1
Question
In RSTP, an alternate port is on the same switch as a designated Port.
Options
A TRUE
B FALSE
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2
Question
What is the default fdb size for a VPLS service?
Options
A 25
B 100
C 1
D 250
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3
Question
Which of the following are true when ports are configured with the IEEE 802.3ah Loopback Control feature? (Choose 3)
Select 3
Options
A When a port is in loopback mode, service mirroring will still work if it is a mirror-source or mirror- destination.
B All packets, except for information PDUs, are looped back.
C Both ports must rediscover the OAM capabilities of each other once the port is put back into
service.
D The loopback control PDU instructs the remote port to enter loopback mode.
E Both ports must still send Information PDUs to avoid going back to discovery mode.
F Putting a port in loopback does not affect customer data flow
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4
Question
In IEEE 802.1ag, how are loops detected?
Options
A Spanning-tree BPDUs are returned to the sender.
B This is not a function of IEEE 802.lag but of 802.1D
C The MEP sees its own CFM frames returned to itself.
D The record field of the CFM frame keeps track of chassis-mac addresses.
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5
Question
Multiple VPLS services can be offered over the same set of LSP tunnels?
Options
A TRUE
B FALSE
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