Labour Day Limited Time 60% Discount Offer - Ends in 0d 00h 00m 00s - Coupon code: 2493360325

Good News !!! 4A0-105 Nokia Virtual Private LAN Services is now Stable and With Pass Result

4A0-105 Practice Exam Questions and Answers

Nokia Virtual Private LAN Services

Last Update 13 hours ago
Total Questions : 156

Nokia Virtual Private LAN Services is stable now with all latest exam questions are added 13 hours ago. Incorporating 4A0-105 practice exam questions into your study plan is more than just a preparation strategy.

By familiarizing yourself with the Nokia Virtual Private LAN Services exam format, identifying knowledge gaps, applying theoretical knowledge in Nokia practical scenarios, you are setting yourself up for success. 4A0-105 exam dumps provide a realistic preview, helping you to adapt your preparation strategy accordingly.

4A0-105 exam questions often include scenarios and problem-solving exercises that mirror real-world challenges. Working through 4A0-105 dumps allows you to practice pacing yourself, ensuring that you can complete all Nokia Virtual Private LAN Services exam questions within the allotted time frame without sacrificing accuracy.

4A0-105 PDF

4A0-105 PDF (Printable)
$48
$119.99

4A0-105 Testing Engine

4A0-105 PDF (Printable)
$56
$139.99

4A0-105 PDF + Testing Engine

4A0-105 PDF (Printable)
$70.8
$176.99
Question # 1

Which of the following are true when ports are configured with the IEEE 802.3ah Loopback Control feature? (Choose 3)

Options:

A.  

The loopback control PDU instructs the remote port to enter loopback mode.

B.  

Putting a port in loopback does not affect customer data flow

C.  

Both ports must rediscover the OAM capabilities of each other once the port is put back into service.

D.  

Both ports must still send Information PDUs to avoid going back to discovery mode.

E.  

When a port is in loopback mode, service mirroring will still work if it is a mirror-source or mirror-destination.

F.  

All packets, except for information PDUs, are looped back.

Discussion 0
Question # 2

Which of the following statements about a management VPLS are true? (Choose 2)

Options:

A.  

A management VPLS carries customer traffic over the non-blocking spoke-SDP

B.  

A VPLS service must be defined as a management VPLS upon creation to take on the role of a management VPLS

C.  

The state of a spoke-SDP within a user VPLS will take on the state of the spoke-sdp within the management VPLS.

D.  

The management VPLS must be created before the user VPLS.

Discussion 0
Question # 3

In IEEE 802.1ag, how are loops detected?

Options:

A.  

Spanning-tree BPDUs are returned to the sender.

B.  

The MEP sees its own CFM frames returned to itself.

C.  

This is not a function of IEEE 802.lag but of 802.1D

D.  

The record field of the CFM frame keeps track of chassis-mac addresses.

Discussion 0
Question # 4

The service-mtu of a VPLS using MPLS encapsulation is set to 9100. What is the minimum MTU value that can be set for the network port if fast re-route facility mode is used on the SDP LSP?

Options:

A.  

9100

B.  

9104

C.  

9108

D.  

9122

E.  

9126

Discussion 0
Question # 5

What function in IEEE 802.1 ah helps to limit the amount of MAC addresses learned in the core?

Options:

A.  

I-VPLS is configured in the core of the network with an l-MAC address. This l-MAC address is the only MAC learned in the core

B.  

The B-VPLS and l-VPLS are configured in the edge. The B-VPLS is configured with a Backbone MAC and is the only MAC learned in the core

C.  

Each SDP is configured with a Backbone MAC to hide customer MAC addresses in the core

D.  

Each SAP is associated with a common l-MAC to hide customer MAC addresses in the core

Discussion 0
Question # 6

What is PBB also known as?

Options:

A.  

H-VPLS

B.  

IEEE 802.lag

C.  

MAC aggregation

D.  

MAC-in-MAC

Discussion 0
Question # 7

Click on the exhibit below.

Question # 7

Which port will become the alternate port?

Options:

A.  

Bridge B 1/1/3

B.  

Bridge B 1/1/2

C.  

Bridge C 1/1/2

D.  

Bridge C 2/1/1

E.  

Bridge D 1/1/1

F.  

Bridge D 1/1/3

G.  

Bridge E 1/1/1

Discussion 0
Question # 8

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

Options:

A.  

The frame will be flooded.

B.  

The frame will be discarded.

C.  

The frame will be fragmented.

Discussion 0
Question # 9

You are providing a customer two VPLS services in two different Metro networks. VPLS 500 has been configured in Metro 1 and VPLS 900 has been configured in Metro 2. The customer has requested that they have connectivity between the Metro Networks with their existing VPLS services. Which configuration on the PE routers linking the metro networks will allow for VPLS 500 and VPLS 900 to act as a single VPLS service? Assume default values for all VPLS parameters and SDP 999 exists between the metro networks.

Question # 9

Options:

A.  

Option A

B.  

Option B

C.  

Option C

D.  

Option D

Discussion 0
Question # 10

Click on the exhibit below.

Question # 10

Which ports will become root ports? (Choose 3)

Options:

A.  

Bridge B 1/1/3

B.  

Bridge B 1/1/2

C.  

Bridge C 1/1/2

D.  

Bridge C 2/1/1

E.  

Bridge D 1/1/1

F.  

Bridge D 1/1/3

G.  

Bridge E 1/1/1

Discussion 0
Question # 11

Click on the exhibit below.

Question # 11

Given the following configuration, which service type will VPLS 1 and VPLS 100 be displayed as with the "show service service-using" command?

Options:

A.  

VPLS 1 will be displayed as mVPLS and VPLS 100 will be displayed as VPLS.

B.  

VPLS 1 will be displayed as mVPLS and VPLS 100 will be displayed as uVPLS

C.  

VPLS 1 will be displayed as VPLS and VPLS 100 will be displayed as VPLS.

D.  

VPLS 1 will displayed VPLS and VPLS 100 will be displayed as uVPLS.

Discussion 0
Question # 12

What configuration is required on the CE device when using MC-LAG?

Options:

A.  

The CE must be configured with an MC-LAG to both PE devices.

B.  

The CE must be configured with LACP in active mode.

C.  

There is no configuration required on the C

E.  

D.  

The CE must be an Nokia 7750 SR.

Discussion 0
Question # 13

Click on the exhibit below.

Question # 13

Which SDP on R3 will MAC addresses be associated with for devices behind R2?

Options:

A.  

It depends if traffic is received via R4 or R1 from devices behind R2.

B.  

The devices cannot communicate based on the configuration in the diagram so there will be no mac address association.

C.  

Devices behind R2 will be associated with the sdp between R3 and R1.

D.  

Devices behind R2 will be associated with the sdp between R3 and R4.

Discussion 0
Question # 14

Multiple VPLS services can be offered over the same set of LSP tunnels?

Options:

A.  

TRUE

B.  

FALSE

Discussion 0
Question # 15

Which of the following is a function of the data plane that must be considered when provisioning a VPLS service?

Options:

A.  

Number of LSPs.

B.  

Number of TLDP sessions.

C.  

Number of SDPs.

D.  

MAC address consumption in the FD

B.  

E.  

Bandwidth and replication requirements.

Discussion 0
Question # 16

What of the following is a key benefit of Active/Standby pseudowires?

Options:

A.  

The MDU does not need to support MPLS.

B.  

Can be used in ring networks of 4 or more nodes

C.  

Does not require the use of a layer 2 loop prevention protocol such as RSTP

D.  

The MDU does not have to be aware of the active/standby configuration

Discussion 0
Question # 17

Which of the following statements is false?

Options:

A.  

VPLS is a bridged LAN service.

B.  

VPLS provides L2 VPN services to CEs.

C.  

VPLS is a point-to-point service where CEs are presented with point-to-point virtual circuits.

D.  

CEs that are members of the same VPLS service instance communicate with each other as if they are connected via a bridged LAN.

Discussion 0
Question # 18

Click on the exhibit below.

Question # 18

If the SDP between R2 and R1 goes down, what devices will be reachable from R2 through the VPLS?

Options:

A.  

Only R4 will be reachable through the VPLS.

B All devices will be reachable through the VPLS.

B.  

R4 and R3 will remain reachable.

C.  

No devices will be reachable.

Discussion 0
Question # 19

Which element of IEEE 802.1ag is responsible for initiating CFM messages?

Options:

A.  

MEP

B.  

MAP

C.  

MIP

D.  

MUP

Discussion 0
Question # 20

Which of the following technologies allows for two explicit VLAN tags to be received from a customer device?

Options:

A.  

RSVP-TE

B.  

SP-VLAN

C.  

QinQ

D.  

Dot1Q

Discussion 0
Question # 21

How do user VPLSs become associated with a management VPLS for redundant spoke-sdp connections?

Options:

A.  

The association must be defined in the user VPLS service.

B.  

The association is done when the user VPLS is associated with the same sdp-id in the management VPLS

C.  

The association is based on service IDs.

D.  

The association is based on customer IDs.

Discussion 0
Question # 22

Which protocol is used to signal the status of the active links between the PE and the CE in MC-LAG?

Options:

A.  

MSTP

B.  

MCLAG

C.  

LACP

D.  

DHCP

E.  

A proprietary protocol

Discussion 0
Question # 23

What are the advantages of running a physical ring topology with a mesh of mesh-SDPs? (Choose 2)

Options:

A.  

STP can be used to break the loop.

B.  

STP is not required to break the loop because of split-horizon rules.

C.  

If the traffic is primarily multicast, a full mesh of SDPs is a simple and efficient design.

D.  

If the traffic is primarily Unicast, a full mesh of SDPs is a simple and efficient design.

Discussion 0
Get 4A0-105 dumps and pass your exam in 24 hours!

Free Exams Sample Questions