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Nokia 4A0-104 - Alcatel-Lucent Services Architecture

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Page: 8 / 9
Total 288 questions

Which of the following about the label stack of a VPRN is FALSE?

A.

The service label is swapped for a transport label during transport.

B.

The transport label is used to forward packets between PEs.

C.

The service label is used to identify which VPRN a packet belongs to.

D.

Labels are initially added at the ingress PE.

Which of the following best describes a MAC FDB used by a VPLS service?

A.

A VPLS service does not use a MAC FDB.

B.

A single MAC FDB is shared by all VPLS services on a PE.

C.

A separate MAC FDB is used on the PE for each VPLS service.

D.

Each VPLS service uses a separate MAC FDBs for unicast and multicast traffic.

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.

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

A.

Tunnel Label

B.

VC Label

C.

Operational Control Word

D.

UNI

E.

NNI

Which of the following statements is FALSE regarding 6VPE?

A.

6VPE is a tunneling technology that makes use of MPLS tunnels to transport IPv6 information over an IPv4 MPLS infrastructure.

B.

Customers connected to 6VPE could run native IPv6 or IPv4.

C.

On the PE router, the next hop for a VPN IPv6 address is an IPv6 address, regardless of the nature of the network between the PEs.

D.

6VPE requires an IPv6-aware MPLS core.

E.

Both C and D are false.

F.

All of the above statements are true.

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.

Which of the following conditions are necessary in order for service labels to be signaled between two PE routers? (Choose 3)

A.

LDP must be enabled on both PE routers.

B.

RSVP must be enabled on both PE routers.

C.

Traffic engineering must be enabled in the IGP.

D.

The VC-ID must match between the two PE routers in both directions.

E.

The transport tunnel must be operationally up between the two PE routers in both directions.

F.

The SDP ID must match between the two PE routers in both directions.

On which of the following is it NOT possible to configure a MTU?

A.

Network port

B.

Access port

C.

LSP

D.

SDP

E.

Service

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 commands would be used to show the operational state of all IES services?

A.

show service id 5

B.

show service ies

C.

show service service-using ies

D.

show service id 5 base