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Free Nokia 4A0-C04 Practice Exam with Questions & Answers | Set: 4

Questions 31

On an Nokia 7750 SR, which vc-type will strip service delimiting tags at the ingress PE?

Options:
A.

vc-type ether

B.

vc-type vlan

C.

vc-type dotlq

D.

vc-type null

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Questions 32

Click the exhibit.

4A0-C04 Question 32

AS 65100 is advertising 192.168.1.0/27 into BGP. Which of the following AS Paths would the prefix 192.168.1.0/27 contain when viewed on router R8?

Options:
A.

65200 (65206 65202) 65100

B.

(65206 65202)65100

C.

65250 (65206 65202) 65100

D.

65200 65100

Questions 33

Which MPLS mode saves only active label mappings received from peer LSRs?

Options:
A.

Conservative label retention

B.

Liberal label retention

C.

Downstream on demand

D.

Downstream unsolicited

Questions 34

Which of the following regarding MPLS encapsulation for VPRN services is TRUE?

Options:
A.

The customer's Layer 3 header is removed at the iLER.

B.

The customer's Layer 2 header is removed at the iLER.

C.

The customer's Layer 3 header is removed at the eLER.

D.

The customer's Layer 2 header is removed at the eLER.

Questions 35

Which of the following about SAPs is FALSE?

Options:
A.

A SAP can be associated with more than one service.

B.

A SAP is the subscriber's point of entry to the service network.

C.

A SAP is created by specifying a physical port and an encapsulation type.

D.

A SAP can only be created on a port configured as "access".

Questions 36

What is the default preference value for a static route in the Nokia 7750 SR?

Options:
A.

0

B.

5

C.

10

D.

15

Questions 37

From the list below select the statements that describe the behavior of link state information aging. (Choose 2)

Options:
A.

The age for newly created link state information is set to 0 for OSPF and 1200 for IS-IS

B.

The age for newly created link state information is set to 1200 for OSPF and 0 for IS-IS

C.

The age is incremented or decremented as it is flooded from router to router and as it is held in the topological database.

D.

The age is incremented or decremented only as it is held in the topological database and not as it is flooded router to router.

Questions 38

Which of the following best describes the type of packets used by OSPF routers to exchange updates on a point-to-point link?

Options:
A.

IP packets sent to an IP multicast address.

B.

TCP packets sent to an IP multicast address.

C.

IP packets sent to an IP unicast address.

D.

UDP packets sent to an IP multicast address.

Questions 39

Click on the exhibit.

4A0-C04 Question 39

The LSP "toR6" is configured with a fully strict path on an Nokia 7750 SR. Which of the following configurations is required to enable fast reroute for this LSP?

Options:
A.

Enable fast-reroute on all routers along the path. R1, R2, R4, and R6.

B.

Enable both link-protection and node-protection on router R1.

C.

Enable fast-reroute with either one-to-one or facility mode on this LSP.

D.

Enable link-protection only on router R4.

Questions 40

Click the exhibit.

4A0-C04 Question 40

When router A receives the BGP update for the 192.168.0.1/27 prefix, it propagates it to routers B and C. What action is taken by router B when it receives the update?

Options:
A.

Router B propagates the BGP update to routers D and C.

B.

Router B propagates the BGP update to router D.

C.

Router B detects duplicates in its BGP database and discards the update.

D.

Router B propagates the update to routers A, C and D.

Exam Code: 4A0-C04
Certification Provider: Nokia
Exam Name: Nokia NRS II Composite Exam: OSPF version
Last Update: Jul 10, 2025
Questions: 298