Free Alcatel-Lucent 4A0-106 Exam Dumps Questions & Answers

For a Carrier Supporting Carrier (CSC) VPRN where the customer carrier is an ISP that provides Internet connectivity to its end-customers, which of the following is FALSE?

• A.MPLS can be used in the customer carrier network to improve scalability.
• B.All traffic exchanged between end-customers is carried over a single CSC VRF.
• C.Customer carrier PE routers residing in different sites must run eBGP between them to exchange customers' routes.
• D.The customer carrier network can be a pure IP network.

Click the exhibit.

A Carrier Supporting Carrier (CSC) VPRN is configured for a customer carrier who is an Internet Service Provider (ISP). If CE1 sends an IP packet to 192.60.100.1, which of the following is FALSE?

• A.CSC-PE2 pops the MPLS transport label and pushes a BGP label.
• B.PE1 pushes an LDP transport label.
• C.CSC-CE2 pops the BGP label and pushes an LDP transport label.
• D.CSC-PE1 pops the BGP label and pushes two labels: a VPN label and an MPLS transport label.

Which of the following VPRN topologies must a customer implement to allow a given VRF to include routes from different VPRNs?

• A.Either a hub and spoke or an extranet VPRN
• B.Either a full mesh or a hub and spoke VPRN
• C.A hub and spoke VPRN
• D.An extranet VPRN

What are the main functions of a Layer 3 VPN? (Choose three).

• A.Forwarding customer data packets
• B.Maintaining separation between distinct customer networks
• C.Distributing customer routing information between sites
• D.Allowing the implementation of Layer 3 devices in the provider core
• E.Providing an integrated billing solution

Why would a selective export policy be applied to a customer VPRN service? (Choose three)

• A.To limit the number of routes advertised from a customer site
• B.To limit connectivity to selected customer networks
• C.To perform packet filtering
• D.To limit the number of routes learned from other customer sites CTo limit the size of the VRF table