Nokia Virtual Private LAN Services (4A0-105) Practice Test

Questions # 1:

The following question relates to this command syntax: "config>service# vpls 9000 customer 6 create". Which of the following statements are correct? (Choose 2)

Options:

The customer-id in this command is 9000.

The service-id in this command is 9000.

This value 9000 should be unique across the network as a best practice.

The vc-id will be 6 for the service by default.

The egress vc-label will be 9000.

Questions # 2:

In IEEE 802.1ag, which two key functions are configured on bridge ports (SAPs and SDPs) to support CFM messages? (Choose 2)

Options:

MEP

MAP

MIP

MUP

Questions # 3:

Click on the exhibit below.

Question # 3

CE-A sends frames with 2 tags. If the SAP on PE-A is "sap 1/1/1:1 .*" and the SAP on PE-B is "sap 1/1/1:100.200" how many tags will there be on the frame when it egresses from the SAP on PE-B?

Options:

Questions # 4:

Which of the following must be true in order to add a port to a LAG? (Choose 2)

Options:

ports must be on the same MDA

ports must have the same speed and duplex settings

auto negotiation must be on

auto negotiation must be off or limited

port must be in access mode only

Questions # 5:

In RSTP, how is the root bridge selected?

Options:

The switch with the highest bridge-id is selected as root.

The switch with the lowest bridge-id is selected as root.

The switch with the highest MAC address is selected as root

The switch with the lowest MAC address is selected as root.

Questions # 6:

IEEE 802.3ah frames must be untagged.

Options:

TRUE

FALSE

Questions # 7:

Click on the exhibit below.

Question # 7

Based on the service-mtu of this B-VPLS, what is the maximum service-mtu of any connecting I-VPLS attached to this B-VPLS?

Options:

9100 bytes

9104 bytes

9108 bytes

9118 bytes

Questions # 8:

Which of the following is a true statement?

Options:

The lower the age-time, the greater the amount of flooding

The higher the age-time, the greater the amount of flooding.

The lower the age-time, the lower the amount of flooding.

There is no relationship between the age-time and the amount of flooding.

Questions # 9:

Click on the exhibit below.

Question # 9

Which port will become the alternate port?

Options:

Bridge B 1/1/3

Bridge B 1/1/2

Bridge C 1/1/2

Bridge C 2/1/1

Bridge D 1/1/1

Bridge D 1/1/3

Bridge E 1/1/1

Questions # 10:

What action will be taken when an MPLS router receives a frame with a label that does not exist in the LFIB?

Options:

The frame will be flooded.

The frame will be discarded.

The frame will be fragmented.

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