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Huawei H11-828 Huawei Certified Network Professional– Unified Communication (HCNP-UC) Exam Practice Test

Demo: 33 questions
Total 220 questions

Huawei Certified Network Professional– Unified Communication (HCNP-UC) Questions and Answers

Question 1

Which of the following services does the eServer provide? (Multiple Choice)

Options:

A.

Status presence

B.

Instant messaging

C.

SIP registration

D.

File transfer

Question 2

A communication error suddenly occurs in an enterprise. It is found that the database log file is too large, which results in insufficient disk space and data write exceptions. Which of the following statements is INCORRECT?

Options:

A.

Periodically delete the log file.

B.

Periodically back up the database file.

C.

The log file needs to be periodically deleted and does not need to be periodically backed up.

Question 3

In an enterprise's VoIP network, only one U1981 is deployed. One day, the U1981 fails and as a result, all phones at the enterprise's headquarters and branches fail to work. To prevent this situation from happening again, which of the following approaches can be taken? (Multiple Choice)

Options:

A.

Purchase another U1981 and configure the two U1981s to work in active/standby mode for redundancy backup.

B.

Purchase U1900s for branches, and use their local regeneration function to provide call services for phones in the branches when the U1981 at the headquarters fails.

C.

Purchase IADs for branches, and use their network outage survival function to provide basic call services for IP phones in the branches when the U1981 at the headquarters fails.

D.

Use the virtual PBX function of the existing U1981 to provide redundancy.

Question 4

In a multi-node centralized network, the status of analog users of the local node is normally displayed as () on the local node.

Options:

A.

idle

B.

fault

C.

busy

Question 5

The administrator can add information about an enterprise user on the BMU.

Options:

A.

TRUE

B.

FALSE

Question 6

Which of the following statements are CORRECT as regard to UC multimedia conferencing functions?

(Multiple Choice)

Options:

A.

Support for questionnaires

B.

Support for file transfer

C.

Support for voice-only conference recording (screen recording is not supported)

D.

Participants can record conference notes on the conference client.

E.

Participants can freely turn pages of a shared document locally without affecting other participants.

Question 7

About the local regeneration prefix on the local node(U1900), which of the following statements are CORRECT? (Multiple Choice)

Options:

A.

The call property of the local regeneration prefix is Local regeneration call.

B.

The call property of the local regeneration prefix is Local call.

C.

When you configure the local regeneration prefix, you need to configure the office route selection code.

D.

The local regeneration prefix is valid only when the local gateway works in local regeneration mode.

Question 8

In remote disaster recovery scenarios, when the active node (U1981) is faulty, POTS user A on a branch node (U1911) makes an outgoing call to local PSTN user B through the branch node. Which of the following is the path along which the SIP signaling of the call is transmitted?

Options:

A.

U1911-> Standby U1981->U1911

B.

Standby U1981->U1911

C.

U1911

D.

U1911-> Active U1981->Standby U1981->U1911

Question 9

The SoftConsole has the () service features. (Multiple Choice)

Options:

A.

Barge and forced release

B.

Corporate directory

C.

Incoming call queuing

D.

Message leaving

E.

Night service

Question 10

About the two-node cluster (active/standby) function of U1900 series unified gateways, which of the following statements are CORRECT? (Multiple Choice)

Options:

A.

When the primary node is faulty, the system automatically triggers a switchover for disaster recovery and transfers all services to the standby node for processing.

B.

Data generated during the period when the standby node takes over services is synchronized to the local gateway.

C.

In normal conditions, data can be synchronized bidirectionally between the primary and standby nodes.

D.

After the primary node recovers from a fault, data generated during the period when the standby node takes over services will be lost.

Question 11

U1900 series gateways do not support the ( ) site types.

Options:

A.

Primary node

B.

Standby node

C.

Local node

D.

Remote node

Question 12

The default port () is used for connecting the Meeting MS to the U1900 gateway.

Options:

A.

5060

B.

5061

C.

5090

D.

5092

Question 13

After a user logs in to a mobile client and makes a VoIP call, a message indicating VoIP registration failure is displayed. Which of the following are possible causes? (Multiple Choice)

Options:

A.

The area policy is incorrectly configured on the BMU.

B.

The SBC that supports NAT traversal through the media proxy function has both internal and external network IP addresses, but network routing of the external network is not configured.

C.

The MAA service is faulty.

D.

The connection between the MAA and the U1900 is abnormal.

Question 14

eSpace Desktop supports the following functions (). (Multiple Choice)

Options:

A.

Instant messaging

B.

One number link you (ONLY)

C.

Voice recording

D.

Corporate directory

Question 15

Which of the following services are provided by the eSpace UC solution? (Multiple Choice)

Options:

A.

IFT service

B.

Contact center service

C.

ECS UC service

Question 16

The eServer of the Linux edition uses the () database.

Options:

A.

Oracle

B.

Mysql

C.

SQLServer

D.

PostgreSQL

Question 17

In the AR, the major function of the CCM module is to trace interaction messages between internal modules to locate the phase when call failure occurs.

Options:

A.

TRUE

B.

FALSE

Question 18

In the disaster recovery scenario, when the primary node is faulty, which of the following statements are CORRECT? (Multiple Choice)

Options:

A.

On the standby node, you can run the show connectstates stationtype primaryserver command to query the connection status between the primary and standby nodes.

B.

The status of the connection to the primary node is displayed as disconnected on the standby node.

C.

On the standby node, you can run the show workstatus command to query the working status of the primary node.

D.

The working status of the standby node is Deactivate.

Question 19

The SBC respecifies the IP address and port number of received RTP streams to implement the media proxy function.

Options:

A.

TRUE

B.

FALSE

Question 20

To prevent toll fraud caused by outgoing call forwarding through trunks or VUs, we can configure the following toll fraud prevention policies: (). (Multiple Choice)

Options:

A.

Prefix call attribute configuration

B.

Trunk-based call restriction

C.

Restriction on the automatic switchboard number length

D.

User rights configuration

Question 21

In a multi-node centralized call management network, if an AR router is configured as the local node, the configuration on the AR does not include ().

Options:

A.

Configure basic data such as service mode and interface IP address.

B.

Configure the prefix.

C.

Configure local regeneration.

D.

Configure SIP users on the local node.

Question 22

During eSpace Desktop login, which is used for SIP user and password authentication?

Options:

A.

BMU

B.

eServer

C.

MAA

D.

Unified gateway

Question 23

AR routers can provide commands for querying the status of (). (Multiple Choice)

Options:

A.

License resource

B.

DSP

C.

Interface

D.

User

E.

Trunk group

F.

Central U1900 gateway

Question 24

In a multi-node centralized call management network, if an AR router is configured as the bcal node, the AR service mode must be set to the PBX mode.

Options:

A.

TRUE

B.

FALSE

Question 25

eSpace Desktop A and eSpace Mobile B register with the same eServer and are both online. If A transfers a file to B, the path along which the file is transferred is ().

Options:

A.

A->B

B.

A->eServer->B

C.

A->eServer->MAA->B

D.

A->MAA->eServer->MAA->B

E.

A->MAA->eServer->B

Question 26

One BMU can connect to multiple U1900 series unified gateways.

Options:

A.

TRUE

B.

FALSE

Question 27

Slots 1 and 2 on an AR router are SIC card slots. One 1E1/T1-M card is inserted into slot 1, and its interface number is 1/0/0. Now, a WSIC card of 8E1/T1-M is used to replace the 1E1/T1-M card to be inserted in slots 1 and 2. Then, the number of interface 0 on the 8E1/T1-M card is ().

Options:

A.

1/0/0

B.

2/0/0

C.

l/l/0

D.

2/0/1

Question 28

IP phone user A registers with an AR router. The AR has been connected to the PSTN. User A calls the mobile phone number of a customer and talks with the customer. The call is an () call.

Options:

A.

Intra-office

B.

Inter-office

C.

Intra-domain

D.

Inter-domain

Question 29

An unknown communication error occurs in an enterprise, so UC services of all users are unavailable. In this case, which of the following measures can be used?

Options:

A.

Recover services as soon as possible.

B.

Locate the root cause of the fault.

C.

Collect the information required for locating a fault.

Question 30

The administrator can set different user levels for accessing the corporate directory. Lower-level users cannot query information about higher-level users in the corporate directory.

Options:

A.

TRUE

B.

FALSE

Question 31

The procedure for configuring the mobile rich media function includes the following two steps: 1. Mount a storage device to the UMServer. 2. Configure the UMServer service.

Options:

A.

TRUE

B.

FALSE

Question 32

In an external network access scenario, an SBC and an enterprise firewall are deployed in parallel. Which of the following statements are INCORRECT as regard to the external eSpace Mobile authentication and registration processes?

Options:

A.

All SIP messages between the eSpace Mobile and the U1900 must pass through the SBC.

B.

The eSpace Mobile initiates an authentication request to the MAA in the DMZ through the SBC.

C.

The MAA sends the SBC extranet IP address of the SIP server to the eSpace Mobile through the firewall.

Question 33

In the eSpace UC solution, when the eSpace Audio Recorder is deployed in a two-node cluster, two or more () can be deployed.

Options:

A.

Recording server

B.

IMP server

C.

Database server

D.

SIP server

Demo: 33 questions
Total 220 questions