Question 1

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

Question 2

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 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 devices inspects the MPLS header in the received packet, and exchanges it for a new MPLS header?

Options :

A : iLER

B : LER

C : LSR

D : PE

Answer: C

Question 5

Which of the following regarding MPLS encapsulation for VPRN services is TRUE?

Options :

A : The customer-s Layer 3 header is removed at the iLER

B : The customer-s Layer 2 header is removed at the iLER

C : The customer-s Layer 3 header is removed at the eLER

D : The customer-s Layer 2 header is removed at the eLER

Answer: A

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