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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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Total 288 questions

What is the minimum Ethernet physical network MTU required for a Layer 2 service on a GRE encapsulated SDP with a service MTU of 1514?

A.

1514

B.

1526

C.

1548

D.

1556

E.

1536

A network technician needs to set up a local mirror to replicate traffic for examination with a protocol analyzer. The analyzer is on port 1/1/4 of his service router. Which of the following configuration steps is required?

A.

A mirror source listing port 1/1/4.

B.

A mirror destination listing port 1/1/4.

C.

A remote source command indicating the IP address of the service router he is configuring a local mirror on.

D.

Verification that his IP/MPLS infrastructure is in place

E.

None of the above.

When configuring RSVP-TE for transport tunnels, which command enables RSVP by default?

A.

configure router tunnel

B.

configure router gre

C.

configure router rsvp-te

D.

configure router transport-tunnel

E.

configure router mpls

Which of the following best describes a VPWS?

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.

By default, what does a PE do to support VPLS services for different customers? (Choose 2)

A.

MAC learning.

B.

Maintain a different Forwarding Data Base for each service

C.

ARP mediation.

D.

Maintain a different Routing Information Base for each service.

Epipe services do no consume any MAC resources because MAC learning is disabled.

A.

TRUE

B.

FALSE

What command syntax would be used to create a new IES service with a service id of 5 and a customer id of 1000?

A.

configure ies 5 customer 1000 create

B.

configure router ies 5 customer 1000 create

C.

configure service ies 5 customer 1000 create

D.

configure router ies 5 customer 1000

Which of the following statements is FALSE about the VPN label?

A.

The VPN label is signaled between PE devices using MP-BGP.

B.

The VPN label is swapped at each P router as a packet crosses the service provider network.

C.

The VPN label is also known as the inner label or service label.

D.

The VPN label indicates which VPRN a packet should be sent to once it reaches the egress PE.

E.

All of the above

F.

Only C and D.

Which of the following statements best describes an FDB used in a VPLS service?

A.

A VPLS service does not use an FDB.

B.

An FDB is maintained on the PE router to track MAC addresses learned from all traffic through the router.

C.

An FDB is maintained on the PE router to track MAC addresses learned from all VPLS services on the router.

D.

A separate FDB is maintained for each VPLS service to track MAC addresses learned from each service.

E.

For each VPLS service, two FDBs are maintained to track MAC addresses; one for unicast traffic and one for multicast and broadcast traffic.

In a Layer 2 VPN service, the FCS is stripped when a customer packet arrives at the ingress PE and regenerated on egress.

A.

TRUE

B.

FALSE

A service provider wishes to configure a Layer 2 service that will forward customer VLAN tags. When configuring an SDP for the service, which vc-type will forward service delimiting tags on the ingress PE?

A.

vc-type ether

B.

vc-type vlan

C.

vc-type dot1q

D.

vc-type null

What needs to be configured before a SAP appears? (Choose 2)

A.

Configuring the physical port in access mode.

B.

Configuring the physical port in network mode.

C.

Enabling the port using the no shutdown command.

D.

Ports are enabled by default, thus no need to use the no shutdown command.

A network consists of 4 PE routers. A customer requires a VPLS service and has sites connected to each PE. Each site must have direct connectivity with all other sites. How many SDPs must be configured on each PE?

A.

0

B.

2

C.

3

D.

4

Which of the following statements about VPRN is NOT true? (Choose 2)

A.

VPRN is an IP service that connects multiple sites in a single routed domain over the provider-managed IP/MPLS network.

B.

Each VPRN consists of a set of customer sites that must connect to the same PE router

C.

In a VPRN service, each customer router becomes a routing peer to other customer routers

D.

VPRN provides customer routers with transparent IP connectivity without knowledge of the MPLS core

Click the exhibit.

Based on this output from PE router R1, how many other PEs are participating in the VPRN?

A.

0

B.

1

C.

2

D.

3

Which of the following comparisons between E-pipes and VPLSes is FALSE?

A.

They both function as a Layer 2 switch from the service provider's perspective.

B.

They both support SAP encapsulations of null, dot1Q and Q-in-Q.

C.

They both use SAPs as the demarcation point between the customer and the provider.

D.

MAC addresses are learned by VPLSes, but not by E-pipes.

Which of the following about transport and service tunnels is FALSE?

A.

Service tunnels are unidirectional.

B.

Transport tunnels are unidirectional.

C.

A service will use the same service label for every hop.

D.

A local service requires a transport tunnel.

Click the exhibit.

Which of the following statements about the E-pipe service is TRUE?

A.

The service is a local service.

B.

The service requires a second spoke SDP on this router.

C.

The service's VC ID is 44.

D.

The service will accept VLAN tag 100.

Which of the following about VPRNs is TRUE?

A.

Customers must use the same routing protocol as the service provider.

B.

Customers belonging to the same VPRN service must use the same subnet.

C.

Service providers only need to perform configurations on the PEs to add additional VPRNs.

D.

For each VPRN, only one customer can be connected at each PE.

Which of the following about the Alcatel-Lucent 7750 SR sdp-ping is TRUE?

A.

It tests the IGP reachability of the far-end IP address of an SDP.

B.

It tests that the MTU settings of a service are correct.

C.

It tests in-band, uni-directional or round-trip connectivity of SDPs.

D.

It tests the reachability of hosts connected to an SDP.

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