Question 1

Which of the following about the BGP VPN-IPv4 address family is FALSE?

Options :

A : When a PE router receives an IPv4 prefix from its local CE, it creates a VPN-IPv4 prefix

B : VPN-IPv4 allows BGP to distinguish between duplicate prefixes originating from different customers.

C : In a VPRN, data traffic is carried in packets that have VPN-IPv4 addresses

D : VPN-IPv4 addresses are only present within the service provider network.

Answer: C

Question 2

What is the purpose of a T-LDP session?

Options :

A : It allows link LDP to be configured on the edge devices only

B : It is used to signal the transport labels in the provider core

C : It allows selective control over which devices are configured for LDP

D : It is used to signal the service labels in the provider core

Answer: D

Question 3

Which of the following about RSVP-TE LSP configuration in a Alcatel-Lucent 7750 SR is TRUE?

Options :

A : LSPs must always terminate on a system ID.

B : MPLS and RSVP must be enabled on all LSRs

C : CSPF must be enabled

D : Path definitions must include at least one hop entry

Answer: B

Question 4

Which of the following regarding the location of an MPLS label is FALSE?

Options :

A : The MPLS label value may be carried in an ATM header

B : The MPLS label value may be carried in a shim header

C : The MPLS label value may be carried in an OSPF header

D : The MPLS label value may be carried in a Frame Relay header

Answer: C

Question 5

What happens by default on an Alcatel-Lucent 7750 SR when a VPLS accepts a tagged frame at the ingress SAP 1/1/1:100?

Options :

A : The FCS is verified and kept in the customer frame. The VLAN tag is kept and transported over the network

B : The FCS is verified and kept in the customer frame. The VLAN tag is removed for transport over the network

C : The FCS is verified and removed from the frame. The VLAN tag is kept for transport over the network

D : The FCS is verified and removed from the frame. The VLAN tag is removed for transport over the network

Answer: D

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