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Nokia 4A0-106 - Nokia Virtual Private Routed Networks

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Total 214 questions

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

A.

Distributing customer routing information between sites

B.

Forwarding customer data packets

C.

Providing an integrated billing solution

D.

Maintaining separation between distinct customer networks

E.

Allowing the implementation of Layer 3 devices in the provider core

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.

PE1 pushes an LDP transport label.

B.

CSC-CE1 pops the LDP label and pushes a BGP label.

C.

CSC-PE1 pops the BGP label and pushes two labels: a VPN label and an MPLS transport label.

D.

CSC-PE2 pops the MPLS label and pushes a BGP label.

Which of the following about a full mesh VPRN is FALSE?

A.

Dual CEs connected to redundant PEs can provide redundancy within a single site.

B.

Site redundancy can be achieved by dual homing a single CE to one or more PEs.

C.

Provider core LSPs can be LDP-based or RSVP-based.

D.

The provider core maintains a full mesh of LSP tunnels and MP-BGP sessions between all P devices.

Click the exhibit.

A Carrier Supporting Carrier (CSC) VPRN is configured for a customer carrier who is a BGP/MPLS service provider. If CE1 sends an IP packet to 192.168.200.1, which of the following is FALSE?

A.

CE1 forwards the data packet to PE1 via the VPRN 20 interface.

B.

PE1 pushes two labels on the IP packet: a BGP label and an LDP transport label.

C.

CSC-CE1 pops the LDP label and swaps the BGP label.

D.

CSC-PE1 pops the BGP label and pushes a VPN label and an MPLS transport label.