4A0-105 Premium Exam Questions

Nokia Virtual Private LAN Services Questions and Answers

Question 17

Which physical topology is NOT commonly deployed in today's VPLS networks?

Ring topologies.

Metro-to-metro topologies

H-VPLS topologies.

Partial-mesh topologies.

Question 18

H-VPLS solves the data-plane and control-plane problems with the exception of one issue. What is the concern that H-VPLS does not solve?

Increased LSP count.

Number of TLDP sessions.

The amount of network touches.

FDB consumption.

Increased bandwidth and replication.

Question 19

How is MAC learning achieved in traditional Ethernet switches?

As frames leave the switch, the DA is populated into the FDB.

As frames enter the switch, the DA is populated into the FDB.

As frames leave the switch, the SA is populated into the FDB.

As frames enter the switch, the SA is populated into the FDB.

Question 20

Which service component in the data plane uniquely identifies a VPLS to the far end PE node?

SDP id

Service ID

VC Label

Tunnel Label

Customer id