Test Online Free Alcatel Lucent 4A0-106 Exam Questions and Answers

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For the inter-AS model C VPRN, which of the following statements about a data packet sent from CE1 toCE2isTRUE?

• A. PE1 sends the data packet with three labels: the bottom label is a service label, the middle label is a BGP label, and the top label is an LDP label.
• B. ASBR1 sends the data packet with one label: the BGP label.
• C. ASBR1 sends the data packet with one label: the service label.
• D. ASBR2 sends the data packet with three labels: the bottom label is a service label, the middle label is a BGP label, and the top label is an LDP label.

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• A. Signaled via MP-BGP and used to identify the egress P
• B. Signaled via T-LDP and used to identify the customer VPR
• C. Signaled via MP-BGP and used to identify the customer VPR
• D. Signaled via RSVP and LDP and used to identify the egress P
• E. Signaled via RSVP and LDP and used to identify the customer VPR

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• A. The customer carrier network can be a pure IP network.
• B. The customer carrier can provide Layer 2 and Layer 3 services to its end-customers.
• C. If the customer carrier offers VPRN services, PE routers residing in different customer carrier sites must run iBGP between them to exchange IPv4 routes.
• D. If the customer carrier offers VPRN services, the network provider stores the end-customer routes in its CSC VPR

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AS-override is configured on PE1 to eliminate the BGP loops.
What is the expected AS-Path in the VPN-IPv4 route 64496:10:192.168.2.0/27 received by PE1?

• A. 64496 64497
• B. 64496
• C. 64497
• D. 64497 64497

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It is required to prepare the provider core for LDP on an Nokia 7750 SR.



Based on the configuration shown below, choose the answer that best describes the given configuration.

• A. This configuration is correct and complete
• B. This configuration is correct except that the system interface must be added
• C. This configuration is correct except that the interfaces facing the CE routers must be added.
• D. MPLS configuration is not required

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Router R4 is an Nokia 7750 SR configured for the extranet VPRN network.
Which CLI command is executed on router R4 to produce the displayed output?

• A. "show router 10 route-table"
• B. "show router route-table"
• C. "show router 20 route-table"
• D. There is no CLI command that can produce this output on router R4

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• A. Five routes: the local route, the two BGP routes learned from the local CE, and two tunneled routes.
• B. Six routes: the local route, the two BGP routes learned from the local CE, and three tunneled routes.
• C. Two routes: the local route and one tunneled route.
• D. Three routes: the local route and two tunneled routes.
• E. Two routes: the local route and one BGP route learned from the local C

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When configuring a VPRN service on an Nokia 7750 SR, where should the policy be applied?

• A. On the CE under the OSPF context
• B. On the PE under the BGP context
• C. On the PE under the OSPF context
• D. On the CE under the BGP context
• E. This policy is not required.

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For the inter-AS model A VPRN shown, which of the following about the route advertisement of 192.168.1.0/27 is FALSE?

• A. PE1 advertises 64496:1:192.168.1.0/27 route update to ASBR1.
• B. PE2 advertises 192.168.1.0/27 route update to CE2.
• C. ASBR1 advertises 64496:1:192.168.1.0/27 route update to ASBR2.
• D. ASBR2 advertises 64497:1:192.168.1.0/27 route update to PE2.

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The headquarter sites of VPRN 10 and VPRN 20 are part of an extranet VPRN.
Which route targets should be exported under the VPRN 20 service on router R1?

• A. target:65100:2 and target:65100:3
• B. target:65100:1 and target:65100:2
• C. target:65100:1 and target:65100:3
• D. target:65100:1, target:65100:2 and target:65100:3

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Internet access is provided to the Red VPRN (ID 10) via an Internet VRF (ID 500).
For this configuration, which communities must be imported on the Red and Internet VRFs?

• A. Red VRF imports only "Internet" Internet VRF imports only "Red-Only"
• B. Red VRF imports "Internet" and "Red-Only" Internet VRF imports only "Red-Only"
• C. Red VRF imports only "Red-Only" Internet VRF imports "Red-Only" and "Internet"
• D. Red VRF imports "Internet" and "Red-Only" Internet VRF imports only "Internet"

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A Carrier Supporting Carrier (CSC) VPRN is configured on an Nokia 7750 SR for a customer carrier who is an Internet Service Provider (ISP).
Which of the following configuration steps is NOT required?

• A. Configuring labeled eBGP sessions between CSC-CE and CSC-PE routers.
• B. Configuring a policy on each CSC-CE to advertise local PE addresses to the network provider.
• C. Configuring labeled iBGP sessions between PEs residing in different customer carrier sites.
• D. Advertising the received system addresses of remote PEs using either iBGP or IGP/LDP within each customer carrier site.

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An Nokia 7750 SR is to be configured as a PE router that supports VPRNs using LDP as the transport protocol.
Which of the following best describes this configuration?

• A. This configuration is correct and complete.
• B. This configuration is correct, except that the system interface must be added.
• C. This configuration is correct, except that the interfaces facing the CE routers must be added.
• D. MPLS configuration is not required.

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For the Inter-AS model B VPRN, which of the following about the inter-as-label output on ASBR1 is TRUE?

• A. ASBR1 includes label 131069 in the route update sent to ASBR2.
• B. ASBR1 includes label 131068 in the route update sent to ASBR2.
• C. ASBR1 includes label 131068 in the route update sent to PEL
• D. ASBR1 includes labels 131068 and 131069 in the route update sent to ASBR2.

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• A. Reduced number of VPN tunnels that need to be managed.
• B. Optimal routing between all sites.
• C. Limited configuration required on the hub PE device.
• D. Site to site redundancy support.

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