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Huawei H35-210_V2.5 HCIA-Access V2.5 Exam Exam Practice Test

Demo: 44 questions
Total 299 questions

HCIA-Access V2.5 Exam Questions and Answers

Question 1

MA5600T/MA5680T GE/FE optical interface board H802OPGD provides Ethernet optical access function. How many GE/FE P2P accesses can be supported at most?

Options:

A.

8

B.

16

C.

32

D.

48

Question 2

In the GPON network, which of the following statements is incorrect?

Options:

A.

Each T-CONT is composed of one or more GEM Ports, and each GEM Port carries a service flow. A T-CONT can carry data streams of one or more types of services.

B.

Each GEM Port is identified by a unique Port-ID. The Port-ID ranges from 0 to 4095 and is globally assigned by the OLT. That is, each ONU/ONT under the OLT cannot use GEMs with repeated Port-IDs. Port.

C.

GEM Port identifies the service virtual channel between the OLT and ONU/ONT, that is, the channel that carries the service flow, similar to the VPI/VCI identification in the ATM virtual connection.

D.

Each GPON port supports up to 32 ONU/ONT

Question 3

Is the following description correct? VDSL2 provides uplink and downlink symmetrical/asymmetrical transmission rates on a pair of twisted pairs. The transmission distance is about 3km. The maximum downlink rate is 52M (symmetrical rate) and the maximum uplink rate is 12M (asymmetrical rate).

Options:

A.

True

B.

False

Question 4

In the MA5600 software system, which VLAN can only add Ethernet ports?

Options:

A.

Standard VLAN

B.

Smart VLAN

C.

Mux VLAN

D.

Super VLAN

Question 5

UA5000 If PVM and IPM are networked together and provide voice services and broadband services at the same time, the voice services are transmitted to IPM through the internal IP channel, and then transmitted to the upper network by the uplink interface of the IPM board, then the voice service of PVM is uplinked Which mode should be set?

Options:

A.

LAN

B.

ALONE

C.

WAN

D.

Integrated

Question 6

Which of the following statements about ONT tcont is incorrect?

Options:

A.

One ONU/ONT can contain multiple T-CONTs

B.

tcont 1 generally carries OMCI channels

C.

Uplink bandwidth is divided based on T-CONT, and different services use different T-CONTs

D.

The GEM port is used as a service channel. A GEM port can carry one or more services in the flow

Question 7

Is the following description correct? EPON data packets are variable length. The GPON downstream frame is of fixed length.

Options:

A.

True

B.

False

Question 8

In the 802.1Q tag header, how many digits is the VLAN ID field, and how many VLANs can be specified in total?

Options:

A.

4;16

B.

8;256

C.

10;1024

D.

12;4096

Question 9

Is the following description correct? ADSL2+ is an extension of ADSL technology, supporting a downlink rate of up to 24Mbit/s and an uplink rate of 2.5Mbit/s, and the longest transmission distance can reach 6.5km.

Options:

A.

True

B.

False

Question 10

What are the correct descriptions of VLAN in MA5600?

Options:

A.

The type of sub-vlan can be smart-vlan or mux-vlan

B.

Standard VLAN can include standard Ethernet ports and service virtual ports

C.

A mux-vlan can only contain one uplink port and service virtual port

D.

A smart-vlan can contain multiple uplink ports and service virtual ports

Question 11

Which of the following reasons may cause the voice user to pick up the phone without dial tone?

Options:

A.

External line failure

B.

Device port hardware failure

C.

No voice file is loaded

D.

Data error

Question 12

Is the following description correct? MA5680T supports template mode and discrete configuration mode to configure FTTH services. In template mode configuration, use the ont-profile add command to configure the ONT.

Options:

A.

True

B.

False

Question 13

Which of the following UA5000 boards can support ADSL services?

Options:

A.

VDMB

B.

CSRB

C.

SDLE

D.

A32

Question 14

Is the following description correct? MA5612 supports RF (Radio Frequency) over PON service access.

Options:

A.

True

B.

False

Question 15

Which of the following symbols are used to represent all terminals in the H.248 protocol?

Options:

A.

"*"

B.

"$"

C.

"-"

D.

"root"

Question 16

In the GPON system, what bandwidth types does type1 in the Tcont type include?

Options:

A.

Fixed bandwidth

B.

Guaranteed bandwidth

C.

Best effort

D.

Non-guaranteed bandwidth

Question 17

Which command is used to delete a single board in the UA5000 chassis?

Options:

A.

Undo board

B.

No board

C.

Board delete

D.

Board erase

Question 18

What services does TCONT 0 generally run in ONT?

Options:

A.

IPTV

B.

VoIP

C.

Internet

D.

OMCI

Question 19

Is the following description correct? In the EPON network, in order to avoid data conflicts and improve network utilization efficiency, the downstream direction adopts TDMA multiple access mode and arbitrates the data transmission of each ONU.

Options:

A.

True

B.

False

Question 20

In the EPON network, what are the management protocols running between the OLT and the ONT?

Options:

A.

OMCI

B.

SNMP

C.

OAM

D.

IGMP

Question 21

The monitoring of environmental quantities refers to the monitoring of some environmental factors that may cause equipment damage, malfunctions, etc. Which of the following is not the subject of environmental monitoring?

Options:

A.

Temperature

B.

Humidity

C.

Flooding

D.

Board status

Question 22

What are the categories of acceptance test items in the MA5600T/MA5680T acceptance test manual?

Options:

A.

Basic package

B.

Premium package

C.

Expansion Pack A

D.

Expansion Pack B

Question 23

MA5680T supports QinQ and VLAN stacking attributes. Which of the following VLANs supports QinQ attributes?

Options:

A.

Common vlan

B.

super vlan

C.

sub vlan

D.

smart vlan

Question 24

What are the equipment maintenance methods currently not supported by MA5600T?

Options:

A.

Serial port

B.

TELNET

C.

SNMP

D.

WEB

Question 25

The router mainly works inOSIWhich layer in the model?

Options:

A.

Physical layer

B.

Link layer

C.

Network layer

D.

Transport layer

Question 26

Is the following description correct? The VDSL2 standard specifies a frequency band division of up to 30MHz, which can realize 100Mbit/s high-speed data transmission in a symmetrical uplink and downlink within a short distance.

Options:

A.

True

B.

False

Question 27

In the EMU command line mode, different environmental monitoring units use different command keywords for configuration. Which keyword is used by 4845/4875?

Options:

A.

POWER

B.

FAN

C.

ESC

D.

DIS

Question 28

When MA5600T is newly launched and connected to the network management system, which of the following descriptions are correct?

Options:

A.

The interface IP address of the MA5600T used for management must be in the same network segment as the network management IP address

B.

The configuration of the SNMP version should be the same as the configuration on the U2000 side

C.

The configuration of read community name and write community name is the same as that on the network management side.

D.

Add a static route, the destination address is the network segment where the network management IP is located

Question 29

Is the following description correct? In PON networks, multimode optical fibers are often used.

Options:

A.

True

B.

False

Question 30

What are the operations that need to be performed when adding ONT to MA5680T?

Options:

A.

Configure DBA template

B.

Configure the ONT line profile

C.

Configure ONT service template

D.

Add ONT and bind related templates

Question 31

What is the allocation method of terminal identifiers stipulated in the H248 protocol?

Options:

A.

Assigned by MG

B.

Assigned by MGC

C.

MG allocation when the terminal is the calling party, and MGC allocation when it is the called party

D.

MG allocation when calling, MGC allocation when called

Question 32

Is the following description correct? PVM manages and controls the business single board in the UA5000 chassis, and can also send tones and collect numbers to realize the V5 protocol and H.248/MGCP protocol processing.

Options:

A.

True

B.

False

Question 33

Is the following description correct? The larger the return loss, the better. In general, the return loss of APC is greater than that of PC type connectors.

Options:

A.

True

B.

False

Question 34

MA5600T/MA5680T What is the command to query GPON working mode?

Options:

A.

#display xpon mode

B.

(diagnose)%%display xpon mode

C.

#(config)display xpon mode

D.

All of the above

Question 35

Which of the following access technologies has the fastest speed?

Options:

A.

ADSL

B.

ADSL2+

C.

SHDSL

D.

VDSL2

Question 36

Which of the following is not part of the FTTH ODN network?

Options:

A.

Splitter

B.

ODF

C.

Fiber distribution box (FAT)

D.

ONU

Question 37

Which of the following is not part of the PON network system?

Options:

A.

OLT

B.

OAM

C.

ODN

D.

ONU

Question 38

Which two UDP port numbers are defined by H.248 protocol by default?

Options:

A.

2943

B.

2944

C.

2945

D.

2946

Question 39

In the Solaris vi editor, how to abandon the edited file and exit vi?

Options:

A.

:quit!

B.

:q

C.

:exit

D.

:q!

Question 40

ODN link total loss includes which of the following aspects?

Options:

A.

Splitter loss

B.

Splicing and cold splicing loss

C.

Connector, adapter (flange) loss

D.

Optical fiber transmission loss

Question 41

Is the following description correct? The UA5000 and lanswitch are connected through GE, and the working mode of the ports on both sides can be auto-negotiation mode and mandatory mode.

Options:

A.

True

B.

False

Question 42

Is the following description correct? Before the upgrade operation, you need to stop the automatic saving function of the system through a command to avoid conflict between the upgrade operation and the automatic saving operation, which may cause the upgrade to fail.

Options:

A.

True

B.

False

Question 43

According to the H.248 protocol, what is the type of terminal occupied when the telephone terminal is off-hook?

Options:

A.

Semi-permanent terminal

B.

Persistent Terminal

C.

Permanent terminal

D.

Temporary terminal

Question 44

What are the management protocols running between the OLT and the ONT in the GPON network?

Options:

A.

HGMP

B.

OAM

C.

OMCI

D.

DHCP

Demo: 44 questions
Total 299 questions