In a VPRN, how does the service provider ensure that customer addresses are unique when multiple customers use the same address space? A. It is the customer responsibility to ensure their address space is unique B. The Route Distinguisher ensures that addresses are unique between customers. C. The Route Target ensures that addresses are unique […]

Which protocol is used to exchange customer VPRN routes between PE devices? A. OSPF B. ISIS C. MP-BGP D. BGP E. Targeted LDP

Which of the following statements is true? Choose the best answer. A. A P router may forward customer packets to their destination without the presence of a route to that destination B. The ingress PE router may forward customer packets to their destination without the presence of a route to that destination C. The egress […]

What operation is performed by a P device on the label signaled by MP-BGP when it receives a labeled packet for a VPRN service? A. It will label switch the packet based on this label B. It will decrement the TTL and label switch the packet based on this label C. It will SWAP the […]

Which of the following devices would typically have VRF instances? A. Any CE device B. Any PE device C. Any P device D. Any router in the service provider core E. Any customer router

Complete the following statement. In a VPRN, the inner label is used to _______________. A. Identify the customer network on the egress PE B. Establish the LSPs between PE devices C. Identify the egress PE in the MPLS domain D. Identify the customer network on the ingress PE

Complete the following statement. In a VPRN, the label signaled by RSVP-TE is used to ______________. A. Identify the egress PE in the MPLS domain B. Signal the egress VPRN ID C. Identify the ingress PE in the MPLS domain D. Transport route updates between PEs

In a traditional layer 3 VPN which of the following will be an issue when there is overlapping address space between two customers? Choose the best answer. A. There will be increased memory usage on the PE B. There will be increased CPU utilization on the PE C. The CE will reject the overlapping prefix […]

When a Service Provider offers VPRN services to its customers, which of the following functions are expected to be the responsibility of the Service Provider? (Choose three) A. Distributing the customer generated labels between sites B. Distributing the customer routing information between C. Forwarding the customer originated data packets to the appropriate destination D. Forwarding […]

What are the two primary problems the service provider must consider when providing traditional Layer 3 VPN services using only a single common routing table in the provider core? (Choose two) A. Memory exhaustion in the provider core B. Route leaking between the customer networks C. CPU utilization for route processing D. Unwanted packet forwarding […]