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Free and Premium Huawei H35-260 Dumps Questions Answers

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Total 326 questions

HCSA-Field-Transmission & PTN V1.0 Questions and Answers

Question 1

If the E1 interface board D75S is not plugged into the OSN 3500 hardware, which indicator light on the PQ1 will light up red?

Options:

A.

PROG

B.

SRV

C.

ACT

D.

STAT

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Question 2

Which of the following ways does the Inspector inspection tool support adding NEs?

Options:

A.

Manually adding NEs

B.

Import NEs in batches

C.

Automatically discover network elements

D.

NEs actively report

Question 3

TCP provides connectionless-oriented, best-effort transport services

Options:

A.

True

B.

False

Question 4

CAR is deployed on PTN equipment. Which of the following descriptions is wrong?

Options:

A.

The value of PIR is required to be greater than or equal to CIR

B.

The unit of CBS/PBS is Bytes

C.

CBS bursts are marked in yellow

D.

Supports setting the processing mode for CAR-processed packets

Question 5

When deploying LAG, which of the following can the traffic load sharing hash algorithm be based on?

Options:

A.

Source MAC

B.

Destination MAC

C.

Source and destination MAC.

D.

Source and Destination IP

E.

DSCP

Question 6

Which of the following LSRs are passed by an LSP?

Options:

A.

Ingress

B.

Lable

C.

Transit

D.

Egress

Question 7

The R-LOS alarm has nothing to do with overhead bytes but only with the quality of the incoming signal

Options:

A.

True

B.

False

Question 8

Regarding the operation of deleting the path from the network management, which of the following statements is wrong?

Options:

A.

Deleting a trail from the network layer only deletes the WDM trail at the network layer on the NMS side

B.

Delete the path from the NE layer. Delete the path on the NE side and the NE layer together.

C.

Once the network layer deletes the trail, the service will not be interrupted

D.

After the path is deleted from the network layer and the network element, the service will be interrupted

Question 9

When configuring LMSP, there are two switching modes: single turbulent cutting and inserting and double full switching. Single-ended switching does not require self-use protection

Options:

A.

True

B.

False

Question 10

Which of the following alarms will be reported by the peer end when it is detected that the error code exceeds the limit in the B2 byte?

Options:

A.

MS-AIS

B.

RS-BBE

C.

MS-REI

D.

MS-BBE

Question 11

NE1 and NE2 are the intersection nodes of the SNCP ring and the SNCP ring. How many SNCP protection groups and how many unidirectional cross-connects should be configured on NE1.

Which of the following is correct?

Options:

A.

4, 2

B.

2,4

C.

2, .2

D.

4, 4

Question 12

Optix Datacollector supports black box fault data collection for various products. Which of the following products are not supported?

Options:

A.

NG SDH

B.

WDM

C.

COS

D.

PTN

Question 13

OptiX OSN8800 provides 8 kinds of DCM optical modules, corresponding to compensation distances of 10km, 20km, 40km, 60km, 80km, 100km, 120km and 140km

respectively

Options:

A.

True

B.

False

Question 14

IEEE 802.1Q defines the structure of VLAN tags, including TPID, PRI, CR, and VLAN ID. Which of the following is used to classify service

priorities?

Options:

A.

VLAN ID

B.

CR

C.

PRI

D.

TPID

Question 15

The PWE3 technology in the PTN network often uses VLAN. Where is the VLAN in the Ethernet packet?

Options:

A.

Before SMAC and DMAC addresses

B.

Between SMAC and DMAC addresses

C.

After SMAC. and DMAC addresses

D.

not fixed

Question 16

The working mode of the port determines the flow control mode of the port. Which of the following flow control modes can be used when the operating mode is 100 Mbit/s full duplex

Options:

A.

Auto-negotiation flow control mode

B.

Non-auto-negotiation flow control mode

C.

Both of the above

D.

None of the above

Question 17

Which of the following descriptions about the reasons for the continuous adjustment of network element pointers is correct?

Options:

A.

The network element is located at the SDH/PDH boundary

B.

The frequency difference between the network element clock and the network clock

C.

There is a phase difference between the network element clock and the network clock

D.

The NE clock works in hold mode

Question 18

Which of the following statements about the internal port attributes of an Ethernet board is incorrect?

Options:

A.

For the ingress port of the Tag Aware attribute: if the input data has a VLAN ID, the received data will be transparently transmitted

B.

For the ingress port of the Tag Aware attribute: if the input data does not have a VLAN ID, discard it

C.

For the ingress port of the Access attribute: if the input data does not have a VLAN ID, it will be transparently transmitted directly

D.

Ingress to the Access attribute: if the input data has a VLAN ID, discard the

Question 19

Of the following protections, which items are protected by the double transmission and reception of the electrical layer?

Options:

A.

Client side 1+1 protection

B.

ODUK SN

C.

ODUK Ring Protection

D.

SWSNCP Protection

Question 20

During the negotiation between the two ends of the PTN LAG, the device with the smaller system priority number is the master device

Options:

A.

True

B.

False

Question 21

Which of the following levels does MPLS-TP OAM detect?

Options:

A.

Tunnel layer

B.

Section layer

C.

PW layer

D.

link layer

Question 22

What options are included in the role of the control word in PWE3?

Options:

A.

Carry the sequence number forwarded by the packet

B.

Fill the message to prevent the message from being too short

C.

Carrying Layer 2 frame header control information

D.

Carry MPLS labels

Question 23

What are the items of routing protocols based on link state algorithm?

Options:

A.

OSPF

B.

BGP

C.

ISIS

D.

RIP

Question 24

Which of the following descriptions of the electrical layer multiplexing and mapping steps of ODU0 is wrong?

Options:

A.

After mapping and multiplexing, the 2 ODU0 signals can be finally multiplexed into 1 OTU1IV signal

B.

After mapping and multiplexing of 8 ODU0 signals, it can be finally used as 1 OTU2V signal

C.

After mapping and multiplexing, 34 channels of ODU0 signals can be finally multiplexed into 1 channel of OTU3V signals

D.

After mapping and multiplexing, 80 channels of ODU0 signals are finally multiplexed into 1 channel of OTU4V

signals

Question 25

Which of the following descriptions about electrical layer service configuration is wrong?

Options:

A.

When the OCh service path exists, create the Client path directly, and the NMS can automatically create the OTUk and ODUk paths

B.

When there is an OCh service path, you can first search for the OTUK path, create the ODUk service layer path, and then create the Client path

C.

When the OCh service path exists, directly create the ODUk path, and the network management can automatically create the OTUk path

D.

After the logical fiber connection is completed, no path search operation is required, and the OTS path and OMS path can automatically

generate the

Question 26

In the NG-WDM system, which of the following boards supports optical line protection?

Options:

A.

OUT

B.

OLP

C.

DCP

D.

QCP

Question 27

To create a unicast BFD session between two IP addresses in a PIN network, which of the following must be satisfied?

Options:

A.

IP address routing is reachable

B.

The message sending interval of both parties is the same

C.

The "remote identifier" of the local end and the "local identifier" of the remote end

D.

IP addresses at both ends must be in the same network

segment

Question 28

OSN6800 equipment, ND2, TQX report the BUS_ERROR alarm after configuring the power cross-connect, what are the possible reasons?

Options:

A.

The crossover board, TQX board or ND2 board is faulty

B.

The TQX client side business type is set incorrectly

C.

Subrack Hardware Limitations

D.

Cross bus capacity is limited

Question 29

In the MPLS-TPOAM architecture of PTN equipment, what are the functions of network performance maintenance?

Options:

A.

LB

B.

LM

C.

LT

D.

DM

Question 30

According to the deployment plan of the existing network, which protocol does not need to be deployed for the interconnection between PTN equipment and SGW?

Options:

A.

VRRP

B.

IP/VPN Hybrid FRR

C.

ETH-Trunk

D.

BFD

Question 31

When the bridge is using ML learning mode, create an entry in the MAC.Address gateway depending on the source MAC map and server port. This entry applies to all VANs

Options:

A.

True

B.

False

Question 32

Which of the following services can be processed by MP1 processing board?

Options:

A.

ML-PPP

B.

Ethernet

C.

CES E1

D.

IMA E1

Question 33

Which of the following optical loss alarms will not cause service interruption?

Options:

A.

CHAN_LOS

B.

R_LOS

C.

MUT_LOS

D.

OSC_LOS

Question 34

Which of the following descriptions about the possible reasons for PTN upgrade loading or activation failure are correct?

Options:

A.

AISCA loads the A2SCA software package

B.

Board initialization failed

C.

Insufficient space on the CF card

D.

After the loading is completed, the active/standby switchover is performed

Question 35

Which of the following ways does the Inspector inspection tool support adding network elements?

Options:

A.

Automatically discover network elements

B.

Manually add network elements

C.

NEs actively report

D.

Import network elements in batches

Question 36

When the PTN device forwards, how many bits does the MAC address have?

Options:

A.

32

B.

46

C.

48

D.

64

Question 37

According to the formula of ODUk rate2391C 239K) STMHM to car: ODUI to car 239/235- STMN frame rate.

Options:

A.

True

B.

False

Question 38

In the SDH system, we can use the instrument to test the input jitter tolerance of the STM-N interface. Which of the following instruments can complete this function?

Options:

A.

Smartbits

B.

SDH Analyzer

C.

Spectrum analyzer

D.

Bit Error Tester

Question 39

Which of the following is the electrical layer overhead of OTN?

Options:

A.

OPUk

B.

ODUK

C.

OCh

D.

OTUK

Question 40

If both OA and OSC report optical loss alarms in WDM network, what is the most likely cause?

Options:

A.

Deterioration of single line fiber

B.

Bidirectional Deterioration of Line Fiber

C.

Line fiber single interruption

D.

Two-way interruption of line fiber

Question 41

When using the LCAS function, which of the following overhead bytes are used to transmit control information?

Options:

A.

M1

B.

H4

C.

K2

D.

K4

Question 42

Which of the following boards can be inserted into the OSN 9800U64 subrack?

Options:

A.

TN18LSC

B.

TNV1N401

C.

TN54GS4

D.

TNF5UNQ2

Question 43

When the local ODUK signal is plugged into LCK, what processing will the downstream station not do?

Options:

A.

Report the ODUK_PM_LCK alarm

B.

Insert ODUK_AIS information

C.

Return ODUK_PM_BDI

D.

Insert ODUK_PM_LCK alarm

Question 44

What items are not included in the route advertisement of L3VPN

Options:

A.

Local CE to ingress PE routing information exchange

B.

Ingress PE to P routing information exchange

C.

Ingress PE to egress PE routing information exchange

D.

Egress PE to egress CE routing information

exchange

Question 45

Which of the following is incorrect about the job description of a hub?

Options:

A.

HU is a physical layer device

B.

HUB. is the data link layer device

C.

HUB connects multiple terminal devices together to form a star network through ports

D.

The shared bus technology is used inside the HUB device, and the CSMA/CD technology is used for interaction

Question 46

When the scheduling granularity of the N302 board is ODUflex, what are the supported protection types?

Options:

A.

ODUk SNCP Protection

B.

Tributary SNCP Protection

C.

In-board 1+1 protection

D.

Client side 1+1 protection

Question 47

Which of the following combinations of dynamic optical add/drop multiplexing boards does not hold?

Options:

A.

WSD9+WSM9

B.

RDU9+RMU9

C.

WSD9+RMU9

D.

RDU9+WSM9

Question 48

Which item is wrong about the description of PTN network MC-PWAPS protection features?

Options:

A.

1+1 mode is not supported

B.

DNI-PW can only be used to transmit base station traffic

C.

DNI-PW supports multi-hop, but single-hop PW is recommended for service deployment

D.

The existing network is generally not linked with MCLAG

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Total 326 questions