Huawei Certified Network Associate - Unified Communication (H11-811) Free Practice Test

Question 1

If you hear the prompt "The number you dial does not exist " when call an inner-office user, the possible reason is (). (Multiple Choice)

A. The dialed number is not configured.

B. U1900 MTU board fault.

C. Trunk fault.

D. The maxlength of the corresponding inter prefix is set too short.

Correct Answer: A,D

Question 2

An administrator customizes announcements by real-time recording through a telephone.
On completing of the recording, the customized announcements are stored in ().

A. The SD card of active SCU board

B. The flash of active SCU board

C. The SD card of active MTU board

D. The MTU RAM that provides DSP resources for calls

Correct Answer: D

Question 3

Which of the following boards can be used by the U1960 to connect to the PSTN?

A. MRS

B. OSU

C. SCU

D. ASI

Correct Answer: B

Question 4

Which of the following statements are CORRECT about the configuration file backup for U1900 series unified gateway? (Multiple Choice)

A. It is recommended that the configuration file be backed up once every week during off- peak hours (for example, 2:004:00 am).

B. The configuration file can be exported via web management page.

C. To ensure system stability, it is recommended that you back up the configuration file each time before the version upgrade.

D. Auto backup is supported.

Correct Answer: A,C,D

Question 5

When If4PSTN parameter is set to no, it means ( ).

A. intra-office call control

B. outgoing calls are not allowed

C. external users cannot make incoming calls through the PSTN

D. internal calls within the virtual PBX cannot go to the PSTN

Correct Answer: C

Question 6

The authentication modes used during SIP number allocation on the U1900 series gateway include (). (Multiple Choice)

A. by IP and password

B. No authentication

C. by IP

D. byLDAP

E. by password

Correct Answer: A,B,C,E

Question 7

The U1900 has a CDR pool. If the network is disconnected, CDRs will be stored in the CDR pool of the U1900. When the network is recovered, the CDRs in the CDR pool will be pushed to the CDRServer.

A. FALSE

B. TRUE

Correct Answer: B

Question 8

Which of the following statements is CORRECT about call rights and user rights on U1900?

A. User rights are configured during prefix configuration.

B. The international call right can be used only for configuring the outgoing prefix.

C. If you do not configure the user right when a user is being added, the user right is Normal by default.

D. The international call right can be used for configuring prefixes only starting with 900.

Correct Answer: B

Question 9

Which of the following methods cannot be used to back up and restore the U1900 version?

A. eSight

B. Putty+TFTP server

C. LMT

D. Putty+FTP server

Correct Answer: A

Question 10

Which of the following statements is CORRECT about FXO and FXS ports?

A. An FXS port can connect to another FXS port.

B. The phone line of a POTS phone connects to an FXO port.

C. FXO port on the PBX connects to the POTS phone.

D. An office has deployed an IAD to provide call services for 10 employees. In this scenario, the FXS port on the IAD can be used for PSTN outgoing calls.

Correct Answer: B

Question 11

Which of the following is NOT a SIP protocol feature?

A. Based on IP network

B. A transmission-layer protocol

C. Responsible for creating, modifying, and terminating sessions

D. A text-based protocol

Correct Answer: B

Question 12

In a voice conference, participants access the conference system and conduct voice communication and discussion with each other. The conference organizer can hold scheduled and instant conferences.

A. FALSE

B. TRUE

Correct Answer: B

Question 13

In U1900 serials unified gateway, which of the following approaches can be used for modifying calling numbers to long numbers for outgoing calls? (Multiple Choice)

A. Calling number change

B. Prefix change for the calling number

C. Long and short number

D. Number mapping

Correct Answer: A,C,D

Question 14

Assuming that user A has enabled password-based local call restriction, the call restriction prefix is 369, and the outgoing prefix is 0.
Which of the following statements are CORRECT? (Multiple Choice)

A. User A dials the number of intra-office user B. The call is connected.

B. User A can use this password on multiple phones.

C. User B who is enabled with local call restriction knows this password can also place an outgoing call.

D. User A dials 369, SSSSSS, 0, and outer-office user C's number. The call is connected.

Correct Answer: A,D

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Huawei Certified Network Associate - Unified Communication (H11-811) Free Practice Test