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Effective Study Techniques for the Nokia 4A0-103 Exam

Questions 41

Which one of the following statements regarding the detour object transported in the detour path message is true?

Options:

A.

The PLR sends it downstream with the RRO.

B.

The PLR sends it downstream with the ERO.

C.

It associates all detours with the source PLR.

D.

The MP sends it upstream with the RESV message.

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Questions 42

Which of the following are the default settings for the Alcatel-Lucent 7750 SR when using LDP?

Options:

A.

Per-platform label space, conservative retention mode

B.

Per-interface label space, conservative retention mode

C.

Per-platform label space, liberal retention mode

D.

Per-interface label space, liberal retention mode

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Questions 43

Click on the exhibit button below.

4A0-103 Question 43

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.

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Questions 44

Which of the following about Alcatel-Lucent 7750 SR command "oam Isp-trace prefix" is FALSE?

Options:

A.

The router performs a unidirectional LSP test.

B.

The router collects hop information along the tunnel's path.

C.

The router uses MPLS Echo Request packets that are IP-routed,

D.

The MPLS TTL values are incremented at each request.

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Questions 45

How have Traffic Engineering extensions to IS-IS been implemented?

Options:

A.

By defining new LSAs for the IS-IS protocol.

B.

By utilizing the OSPF opaque LSAs to maintain interoperability with OSPF routing domains

C.

By defining new TE extension TLVs to the IS-IS protocol.

D.

By enabling CSPF algorithm extensions that allow link state TE to be implemented.

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Questions 46

Click on the exhibit button.

4A0-103 Question 46

The policy on router R2 is applied as an LDP export policy. What FECs now appear in router R2's LIB?

Options:

A.

Local FECs, not including those in the 192.168.1.0/24 address space.

B.

Only system ID FECs may appear in the LIB.

C.

Any local FECs, except those with a 24 bit mask.

D.

Local FECs in the 192.168.1.0/24 address space

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Questions 47

An Alcatel-Lucent 7750 SR label switches a packet it receives. The packet has an outer label TTL of 250 and an inner label TTL of 251. Which of the following is TRUE?

Options:

A.

The outer label TTL will be 249 and the inner label TTL will be 250.

B.

The outer label TTL will be 249 and the inner label TTL will be 251.

C.

The outer label TTL will be 251 and the inner label TTL will be 251.

D.

The outer label TTL will be 251 and the inner label TTL will be 252.

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Questions 48

Which of the following conditions must a router meet for an LSP path's RSVP session to exist? Choose two answers

Options:

A.

The router must build the Path State Block (PSB).

B.

The router must build the Reservation State Block (RSB).

C.

The router must build the Session State Block (SSB)

D.

The router must send the second RESV refresh message.

E.

The router must receive the second PATH refresh message.

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Questions 49

Click on the exhibit button below. Assume the following:

4A0-103 Question 49

- The protected path is R1-R2-R3-R6.

- Fast reroute one-to-one protection is enabled.

If the original LSP already has two labels, and router R2 has failed, how many labels will there be in packets on the detour path?

Options:

A.

1

B.

2

C.

3

D.

4

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Questions 50

Which of the following regarding MPLS Encapsulation is FALSE?

Options:

A.

The customer's Layer 2 header is preserved at the iLER for Layer 2 services.

B.

The customer's Layer 2 Header is preserved at the iLER for Layer 3 services.

C.

The service provider's Layer 2 header is added at the iLER for Layer 2 services.

D.

The service provider's Layer 2 header is added at the iLER for Layer 3 services.

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Exam Code: 4A0-103
Exam Name: Alcatel-Lucent Multi Protocol Label Switching
Last Update: Dec 2, 2024
Questions: 249

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