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Nokia Updated 4A0-C01 Exam Questions and Answers by dollie

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Nokia 4A0-C01 Exam Overview :

Exam Name: Nokia NRS II Composite Exam
Exam Code: 4A0-C01 Dumps
Vendor: Nokia Certification: SRC Certification
Questions: 852 Q&A's Shared By: dollie
Question 44

Click on the exhibit.

Questions 44

An LDP-over-RSVP tunnel is established between routers R1 and R6. There is a VPN service running between routers R1 and R6. Which of the following is TRUE?

Options:

A.

Router R4 swaps both the RSVP-TE LSP label and LDP transport label received with new labels,

B.

Router R4 swaps the VPN service label received with a new label.

C.

Router R4 uses the same RSVP-TE LSP label as the one received from router R3.

D.

Router R4 uses the same LDP transport label as the one received from router R3.

Discussion
Question 45

Which of the following about the RSVP-TE Hello protocol is FALSE?

Options:

A.

The Hello protocol can speed up convergence without reducing refresh time.

B.

Hello messages are sent after at least one RSVP session is active on the interface.

C.

An interface with multiple RSVP sessions sends Hello messages for each session.

D.

An RSVP neighbor is declared down if Hello messages are not received within the Hello timeout.

Discussion
Question 46

Which of the following about label modes on the Alcatel-Lucent 7750 SR is FALSE?

Options:

A.

RSVP uses downstream on demand label distribution mode.

B.

LDP uses conservative label retention mode.

C.

LDP advertises label mappings to all peers for which it might be a next-hop for a given FEC.

D.

RSVP distributes a label mapping for a FEC when it has been requested to do so.

Discussion
Question 47

Click on the exhibit.

Questions 47

LSP 1's link between routers R3 and R6 has failed, and the RESV state at router R3 has timed out. Which of the following actions will router R3 initiate?

Options:

A.

Send a PathTear message towards router R6.

B.

Send a PathTear message towards router R1.

C.

Send a ResvTear message toward router R6.

D.

Send a ResvTear message toward router R1.

Discussion
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