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4A0-104 Nokia Alcatel-Lucent Services Architecture Free Practice Exam Questions (2025 Updated)

Prepare effectively for your Nokia 4A0-104 Alcatel-Lucent Services Architecture certification with our extensive collection of free, high-quality practice questions. Each question is designed to mirror the actual exam format and objectives, complete with comprehensive answers and detailed explanations. Our materials are regularly updated for 2025, ensuring you have the most current resources to build confidence and succeed on your first attempt.

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Which of the following about the components of a service on the Alcatel-Lucent 7750 SR is FALSE?

A.

An SDP can be used by more than one service and customer.

B.

A SAP can only be created on an access port.

C.

A customer can have multiple services associated to it.

D.

A customer is only created on one site of a distributed service.

By default, what does an Alcatel-Lucent 7750 SR do to support VPLS services for different customers?

A.

Dedicates a separate port for each customer.

B.

Performs ARP look-ups for each service.

C.

Maintains a different IP routing table for each service.

D.

Maintains a different MAC Forwarding Database for each service.

Which of the following about the VPRN data plane is TRUE?

A.

A packet receives a service label and a transport label at the ingress PE.

B.

A packet has its servicelabel swapped at each P router.

C.

The egress PE pops the service label, and the transport label is forwarded.

D.

The service label is popped by the remote CE.

Click the exhibit.

PE1 and PE2 are Alcatel-Lucent 7750 SRs.What needs to be added to PE1's configuration to mirror traffic between PE2 and the customer site?

A.

A "remote-source" needs to be added to the mirror destination on PEL

B.

A mirror source needs to be added to PE1 with a "remote-source".

C.

This is not possible since the protocol analyzer is located at the Central Office.It needs to be at the customer site.

D.

A mirror source with SAP 1/1/2 needs to be added on PEL

What must be configured before a SAP can be created on an E-pipe?

A.

The Ethernet port must be set to network mode, and the service must have a spoke SDP.

B.

The Ethernet port must be set to network mode.

C.

The Ethernet port must be set to access mode.

D.

The Ethernet port must be set to access mode, and the service must have a spoke SDP.

An operator wishes to verify end-to-end connectivity for an individual service. What utility will he or she most likely use?

A.

sdp-ping

B.

Isp-ping

C.

svc-ping

D.

sdp-mtu

A customer requests that their Layer 2 Ethernet service be configured to forward frames up to 1514 bytes. The service provider is using MPLS encapsulation and RSVP-TE fast-reroute with facilities bypass on their redundant IP/MPLS network. What is the minimum MTU setting for the network ports?

A.

1514

B.

1528

C.

1536

D.

1540

E.

1560

Which of the following SAPs will toward tagged frames but NOT untagged frames?

A.

sap 1/1/1

B.

sap 1/1/1:*

C.

sap 1/1/1:*.0

D.

sap 1/1/1:0

E.

None of the above.

A SAP configured in the form of 1/1/1:0/32 would be used for which type of VPWS?

A.

A-pipe

B.

C-pipe

C.

E-pipe

D.

F-pipe

Click the exhibit.

The operator at PE1 wants to analyze the traffic between PE2 and CE4. On an Alcatel-Lucent 7750 SR, which of the following is required as part of the configuration?

A.

PE2 needs a mirror source with the remote source specified.

B.

PE1 needs a mirror destination with the remote source specified.

C.

PE1 needs a mirror source with the remote source specified.

D.

PE1 and PE2 need a mirror source specified.

Which command provides a summary status of the VPLS service 100?

A.

show service id 100 base

B.

show service vpls 100

C.

show service vpls 100 summary

D.

show service vpls 100 all

E.

None of the above.

Which one of the following items CANNOT be used as a mirror source on an Alcatel-Lucent 7750 SR?

A.

IP filter

B.

MAC filter

C.

Egress label

D.

Ingress label

How many service labels must be signaled to bring up a fully-meshed VPLS among five PE routers?

A.

1

B.

5

C.

10

D.

20

What is the best approach of making MTUs match between a VPLS and a spoke IES in order to bring up the service?

A.

Change the service MTU of the VPLS to match the IES.

B.

Set the ip-mtu of the IES service to match the service MTU of the VPLS service.

C.

Change the MTU of the SDP attached to the VPLS to match the service MTU of the VPLS.

D.

Set the DNF flag on the IES service.

Which of the following statements is TRUE regarding service mirroring?

A.

Mirror slicing is used to logically separate a port that is being monitored.

B.

Mirror slicing configuration is earned out in the mirror destination.

C.

By default, mirror slicing is enabled so that only the protocol headers of data traffic are replicated to a mirror port.

D.

The maximum number of mirror slices that can be made on a network and access port are 256 and 8, respectively

Which of the following SAP encapsulations does NOT support multiple services on a port?

A.

Dot1q

B.

Null

C.

QinQ

D.

ATM

Which of the following best describes how the path-mlu is chosen for an SDP?

A.

An SDP does not have a path-mtu

B.

The path-mtu must be set by the administrator.

C.

By default, the path-mtu is calculated automatically from the network port MTU of the PE router.

D.

The path-mtu is calculated based on the service MTU of the service using the SDP.

E.

The path-mtu is signaled between the PE endpoints when the service is established.

Which of the following best describes an IES?

A.

Layer 3 direct Internet access service.

B.

Layer 2 point-to-point service.

C.

Layer 2 multipoint-to-multipoint service.

D.

Layer 3 IP multipoint-to-multipoint VPN service.

What is a key benefit of a VPLS service?

A.

The customer maintains complete control over routing.

B.

The adding of new sites is simplified; no re-configuration is required at existing sites.

C.

The clear demarcation of functionality between service provider and customer makes troubleshooting easier.

D.

All of the above.

Which of the following statements are TRUE about configuring a distributed Epipe service? (Choose 2)

A.

The vc-id on the spoke-sdp must be explicitly configured.

B.

The vc-id on the mesh-sdp must be explicitly configured.

C.

The vc-id on the spoke-sdp can be configured to match the service id.

D.

The vc-id on the mesh-sdp can be configured to match the service id.

E.

The vc-id on the spoke-sdp does not have to be explicitly configured and will use the service id.

F.

The vc-id on the mesh-sdp does not have to be explicitly configured and will use the service id.

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