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4A0-C04 Nokia NRS II Composite Exam: OSPF version is now Stable and With Pass Result | Test Your Knowledge for Free

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4A0-C04 Practice Questions

Nokia NRS II Composite Exam: OSPF version

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Total Questions : 298

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Question # 21

Click on the exhibit.

Question # 21

An LSP path is established on router R1 toward router R6. If there is a problem on router R4, but the link between R2 and R4 remains up, which of the following will affect the failure detection time?

Options:

A.  

The time router R2 takes to receive a PATH Error message from router R4.

B.  

The time router R2 takes to find out a number of RSVP Hello messages have been missed.

C.  

The time router R2 takes to send a PATH Tear message to the head-end router.

D.  

The time router R2 takes to receive a PATH message from router R4 after a PATH refresh interval.

Discussion 0
Question # 22

Which of the following OSPF area types are supported by the Alcatel- Lucent 7750 SR? Choose two answers.

Options:

A.  

Not so stubby areas

B.  

Level1 area WC

C.  

Stub areas

D.  

Partially stubby areas

E.  

Level 2 areas

Discussion 0
Question # 23

Which ofthe following commands is used to display the databasecontaining the OSPF-TE LSAs?

Options:

A.  

show router ospf opaque-database

B.  

show router ospf database

C.  

show router ospf opaque-Isa

D.  

show router ospf te opaque

Discussion 0
Question # 24

Click on the exhibit.

Question # 24

RSVP session state for LSP 1 has timed out on router R3. Which of the following actions will router R3 initiate to clear the RSVP session?

Options:

A.  

Send a PATH Tear message toward router R6.

B.  

Send a PATH Tear message toward router R1.

C.  

Send a PATH Error message toward router R6.

D.  

Send a PATH Error message toward router R1.

Discussion 0
Question # 25

What class of attribute is Originator_ID?

Options:

A.  

Well-known mandatory.

B.  

Well-known discretionary.

C.  

Optional transitive.

D.  

Optional non-transitive.

Discussion 0
Question # 26

How is the aggregator attribute handled with 32-bit AS numbers?

Options:

A.  

With the same method and attribute as 16-bit AS numbers.

B.  

With the same method as 16-bit AS numbers, but using the AS4_Aggregator attribute.

C.  

Aggregation is not yet supported with 32-bit AS numbers.

D.  

By using a dummy value of 23456 in the 16-bit AS aggregator field. This value lets the router know it needs to read the 32-bit AS number that is contained in the nextTLV.

Discussion 0
Question # 27

Click the exhibit button.

Question # 27

The OSPF packets shown have been exchanged between two neighbors. What state is the OSPF adjacency in?

Options:

A.  

The adjacency state is two way because both routers have received a database description packet.

B.  

The adjacency is in the exchange state. The next step is to exchange link state request and link state update packets.

C.  

The adjacency is in the ex start state. The routers have exchanged database description packets, but still have to negotiate the starting sequence number.

D.  

The adjacency state is full. The routers are exchanging database description packets to notify each other that all link state advertisements have been received.

Discussion 0
Question # 28

Which of the following fields does NOT appear in the MPLS label header?

Options:

A.  

Label

B.  

Frame check sequence

C.  

Traffic Class (previously called Experimental)

D.  

Time To live

E.  

Bottom of stack bit

Discussion 0
Question # 29

What Nokia 7750 SR OAM tool can be used to verify the end-to-end connectivity of a service?

Options:

A.  

Sdp-ping

B.  

Isp-ping

C.  

Svc-ping

D.  

Sdp-mtu

Discussion 0
Question # 30

In a Layer 2 encapsulation using T-LDP, what does the first (top) label represent?

Options:

A.  

Tunnel Label

B.  

VC Label

C.  

Operational Control Word

D.  

UNI

E.  

NNI

Discussion 0
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