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  4. H11-879 - HCIE-Enterprise Communication (Written)

Huawei H11-879 HCIE-Enterprise Communication (Written) Exam Practice Test

Demo: 15 questions
Total 106 questions
Get H11-879 Full Access Download H11-879 PDF

HCIE-Enterprise Communication (Written) Questions and Answers

Question 1

In the H.460 public-private network traversal network, which of the following functions does TS need to have? ()

Options:

A.

NAT

B.

GK Server

C.

GW Server

D.

H.460.19 Server

Question 2

The public and private network traversal problems solved by the H.460 protocol mainly include () (multiple choice)

Options:

A.

Private network terminal calls public network terminal

B.

Public network terminal calls private network terminal

C.

The private network terminal receives the media stream sent by the public network terminal

D.

The public network terminal receives the media stream from the private network terminal

Question 3

How to order the recorded video on RSE6500 on the terminal side? ()

Options:

A.

When there is SC and routing has been configured, the terminal directly calls the IP address of RSE6500

B.

When there is SC and routing is configured, the terminal directly calls the recording ID

C.

When there is no SC or SC is not configured with routing, the terminal directly calls the recording ID

D.

When there is no SC or SC is not configured with routing, the terminal calls RSE6500IP address##Recording ID

Question 4

The standard auxiliary stream token management protocol recommended by the SIP protocol is () (single choice)

Options:

A.

H.239

B.

INFO

C.

BFCP

D.

H.245

Question 5

The POTS user number in the U1900 system is bound to the analog port, and has nothing to do with the analog phone connected to the analog port () Correct or Wrong

Options:

A.

Correct

B.

Wrong

Question 6

The eSpace phone supports () mode, the PC can disconnect the PC port to share the network connection after receiving the call () (single choice)

Options:

A.

routing

B.

Bridge

C.

exchange

D.

Commissioning

Question 7

Regarding the IP phones and analog phones in the U1900 system, which of the following statements is correct ()

Options:

A.

If you want to successfully register IP phones A and B to the U1900 system, the U1900 system must include the MTU board

B.

When IP phones A and B have successfully registered to the same U1900 system, if IP phones A and B are able to dial each other, the U1900 system must include an MTU board

C.

When IP phone A and B have successfully registered to the same U1900 system, if IP phone A calls When calling IP phone B, IP phone B is busy, then if you need IP phone A to hear busy Line tone, the U1900 must contain MTU board

D.

If IP phone A and analog phone C (directly connected to the ASI board of U1900) are successfully registered to U1900, when A calls C, U1900 may not contain MTU board

Question 8

In the Huawei eSpace UC solution, U1981, U1980, U1960, U1911 all support dual-system active and standby () Correct or Wrong

Options:

A.

Correct

B.

Wrong

Question 9

What protocol does the video conference terminal use to ensure the security of SIP signaling transmission () (single choice)

Options:

A.

TLS

B.

SRTP

C.

HTTPS

D.

RTCP

Question 10

In the remote disaster recovery scenario, when the master node (U1981) fails, POTS user A of a branch node (The branch site equipment is U1911). If you make an outgoing call to the local PSTN user B through the branch node, the network element through which the SIP signaling of the call passes is ().

Options:

A.

U1911->Preparation U1981->U1911

B.

Prepare U1981->U1911

C.

U1911

D.

U1911->Main U1981->Backup U1981->U1911

Question 11

When the number of bills exceeds the limit of the number of bill pools of the U1900 unified gateway, which statement is correct? () (multiple choice)

Options:

A.

can be set to choose to overwrite old bills

B.

can be set to discard new bills

C.

It may cause the unified gateway to fail to register new users

D.

May cause all users to be unable to initiate calls

Question 12

The SMC2.0 batch number allocation function supports the addition, modification and deletion of unmanageable sites, excluding ISDN sites () Correct or Wrong

Options:

A.

Correct

B.

Wrong

Question 13

After adding the VP9650 MCU to the SMC2.0 in a manageable way, the MCU is offline. Which of the following descriptions is correct? () (multiple choice)

Options:

A.

The MCU connection method is wrong, it may not be SMC2.0

B.

There is a firewall between MCU and SMC2.0, port 5000 may be blocked

C.

The SNMP mode setting of MCU is inconsistent with SMC2.0

D.

The HTTP connection password on the SMC2.0 is inconsistent with the connection password setting on the MCU

Question 14

In the central networking mode of the converged conference MCU, what is correct about the traversal of public and private networks? () (Multiple selected)

Options:

A.

TE/RP/TP access MCU through SC proxy signaling and media stream

B.

eSpace Mobile accesses MCU C through SBC proxy audio and video media.

C.

External web client access MCU through MS proxy audio and video

D.

eSpace PC connects to MCU through SC proxy signaling and media stream

Question 15

Regarding Huawei Videoconferencing VME technology, which of the following descriptions is correct: () (multiple choice)

Options:

A.

It can improve image compression ratio and save bandwidth

B.

Optimize the image processing of the active area to increase the clarity

C.

Optimize the graphics in the static area to increase the clarity

D.

VME's frame doubling technology can improve the smoothness of images

Load More H11-879 Questions
Demo: 15 questions
Total 106 questions
Get H11-879 Full Access Download H11-879 PDF