Question 1

VPWS allows carriers to offer services such as point-to-point frame-relay, ATM, and Ethernet on a single platform without the need for multiple overlay networks

Options :

A : TRUE

B : FALSE

Answer: A

Question 2

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 3

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 4

In a Layer 2 encapsulation using T-LDP, what does the first (top) label represent?

Options :

A : Tunnel Label

B : VC Label

C : Operational Control Word

D : UNI

Answer: A

Question 5

Which of the following best describes the flooding of traffic on a PE when unknown traffic is received on a mesh SDP?

Options :

A : Traffic is flooded to all SAPs in the service.

B : Traffic is flooded to all SAPs and spoke SDPs in the service

C : Traffic is flooded to all SAPs and mesh SDPs in the service

D : Traffic is flooded to all SAPs, spoke SDPs, and mesh SDPs in the service

Answer: B

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