Huawei Huawei Certifications H11-828 Questions & Answers

• Question 121:

  In a multi-node centralized network, there is a central node with a U1981 deployed, and two branch nodes, one with a U1911 and the other with a U1960. When POTS user A under U1911 calls POTS user B under U1960, the path along which the call's SIP signaling is transmitted is ().

  A. U1911->U1981->U1960

  B. U1911->U1960

  C. A->U1911->B

  D. A->U1960->B

  E. A->U1981->B

  Correct Answer: A

• Question 122:

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

  A. IFT service

  B. Contact center service

  C. ECS UC service

  Correct Answer: AC

• Question 123:

  () provides audio resources for multimedia conferences.

  A. Meeting MS

  B. BMU

  C. Unified gateway

  D. Data conference client

  Correct Answer: C

• Question 124:

  In AR series routers, routers whose names contain the letter () support voice functions.

  A. A

  B. S

  C. V

  D. W

  Correct Answer: C

• Question 125:

  If users can only send instant messages but cannot make calls after logging in to the eSpace Desktop, the possible cause is that ().

  A. The eSpace Desktop has not registered with the BMU.

  B. The eSpace Desktop has not registered with the eServer.

  C. The eSpace Desktop has not registered with the IP PBX.

  D. The eSpace Desktop has not registered with the console server.

  Correct Answer: C

• Question 126:

  A U1960 gateway fails to be added on the BMU. Which of the following are possible causes? (Multiple Choice)

  A. The U1960 IP address is incorrect.

  B. The BMU version is incompatible with the U1960 version.

  C. The U1960 has been connected to another BMU.

  D. No official license is loaded for the BMU.

  E. No official license is loaded for the U1960.

  Correct Answer: ABC

• Question 127:

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

  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.

  Correct Answer: AD

• Question 128:

  In an external network access scenario, an SBC and an enterprise firewall are deployed in parallel. Which of the following statements are CORRECT as regard to the external eSpace Desktop authentication and registration processes? (Multiple Choice)

  A. The eSpace Desktop initiates an authentication request to the eServer through the firewall.

  B. The eSpace Desktop initiates an authentication request to the eServer through the SBC.

  C. The eServer sends the intranet IP address of the SIP server to the eSpace Desktop.

  D. The eSpace Desktop initiates a voice registration request to the extranet IP address of the SBC.

  Correct Answer: AD

• Question 129:

  Which of the following statements are CORRECT about the recording server functions in the eSpace Audio Recorder solution? (Multiple Choice)

  A. Receive RTP/SRTP streams from conference sites.

  B. Analyze recording information based on the requests sent by the SIP Server for enabling or disabling conference recording, and generate recording files and data;

  C. Store the recording server parameter settings and recording data;

  D. Support number registration and call connection.

  Correct Answer: AB

• Question 130:

  About linkage between an eSpace Desktop and an IP phone, which of the following statements are CORRECT? (Multiple Choice)

  A. An eSpace Desktop can be bound to only one IP phone. After the binding, they share the same number.

  B. After an IP phone and an eSpace Desktop are linked, they both show the talking status when either of them is engaged in an ongoing call.

  C. After linkage is enabled, both the eSpace Desktop and IP phone can be connected at the same time.

  D. The eSpace Desktop and the linked IP phone can register with different U1900 models.

  Correct Answer: AB