HCIE-Enterprise Communication (Written) H11-879 Training Material

  Edina  12-02-2020

In order to help you pass H11-879 HCIE-Enterprise Communication (Written) exam, PassQuestion provides the latest HCIE-Enterprise Communication (Written) H11-879 Training Material for your best preparation. With the PassQuestion H11-879 Training Material, you not only get questions and answers as you may well expect from real test, but you will also get real exam experience to take your real test. You could go through each and every question and answer given in this format thoroughly and be confident about appearing in your final Huawei H11-879 exam.

HCIE-Enterprise Communication V1.0 Certification Exam 

HCIE-Enterprise Communication V1.0 Certification certified you grasp the solutions and best practices of typical enterprise communication, and be able to plan, design, deploy and maintain large-scale integrated enterprise communication solutions.It is recommended that you learn HCIP-Video Conference and HCIP-Unified Communication in advance. Five years relevant work experience is suggested.

Exam Outline

The HCIE-Enterprise Communication V1.0 Exam covers the enterprise communication video conference, unified communication and convergent conference knowledge, it mainly includes enterprise  communication common technologies principle, protocols, signal process, system networking design, advanced product technologies, system security and reliability, product operation and maintenance, system troubleshooting, etc.

1. Audio and Video Technology Principle

  • 1.1 Audio and video basic concepts
  • 1.2 Video resolution, frame, color space, system pattern
  • 1.3 Signal process principle
  • 1.4 Encoding and decoding protocol
  • 1.5 Bandwidth occupation
  • 1.6 Protocol preference in VC system

2. Protocol Signal Process

  • 2.1 H.323/SIP protocol principle
  • 2.2 RTP/RTCP introduction
  • 2.3 Protocol message classification and format
  • 2.4 Registration and call process
  • 2.5 Media process
  • 2.6 Security mechanism

3. VC System Networking and Product Technologies

  • 3.1 Basic networking, firewall networking, cascading, interconnection
  • 3.2 Media recourse pool, recording server
  • 3.3 Convergent networking with unified communication and video surveillance
  • 3.4 Terminal output policy, VME technology, built-in MCU and multi-view technology
  • 3.5 Audio and video loopback, wireless access and intelligent secondary stream
  • 3.6 Universal transcoding technology, recourse allocation, audio mixing technology, continuous presence technology
  • 3.7 Device management, user management, service area configuration and conference recording
  • 3.8 Ad-hoc conference, unified access number, network address book, conference control
  • 3.9 Telepresence system architecture, IP planning and configuration

4. System Security and Reliability

  • 4.1 Terminal backup
  • 4.2 MCU backup and SC backup
  • 4.3 Multiple SMC2.0 interconnection
  • 4.4 Media recourse principle and configuration
  • 4.5 Anti-packet loss and intelligent speed control
  • 4.6 Password encryption and security encryption technology
  • 4.7 Data backup and restoration

5. Firewall Traversal Solution

  • 5.1 Static NAT firewall traversal
  • 5.2 ALG
  • 5.3 SNP
  • 5.4 H.460
  • 5.5 Dual SC configuration

6. System Networking and Product Technologies

  • 6.1 Single-Node and Dual-Node networking
  • 6.2 Remote disaster recovery networking
  • 6.3 Centralized call management networking
  • 6.4 SIP/PRI trunk
  • 6.5 Video convergence
  • 6.6 DTU configuration
  • 6.7 IAD and AR voice configuration
  • 6.8 VMS, voice recording and paging group service
  • 6.9 Intelligent routing, number conversion and call rights
  • 6.10CDR pool, automatic switchboard

7. Convergent Conference

  • 7.1 SIP registration networking
  • 7.2 eMP conference
  • 7.3 Video phone conference, eSpace access
  • 7.4 PSNT access
  • 7.5 USM cascading
  • 7.6 Signal and media flow

View Online HCIE-Enterprise Communication (Written) H11-879 Free Questions

1. In the U1900+SC solution, eSpace 8950 is used to call the conference access number of the video conference system. When the conference list page appears on the phone screen, which statement is correct?
A. You can use the microphone of the 8950 phone to select the conference you want to join by voice.
B. The number key 2468 of the 8950 phone can be used to select the conference to join
C. You can use the arrow keys on the 8950 phone to select the conference you want to join
D. You can select the conference B you want to join through the touch screen of the 8950 phone.
Answer: B

2. The SIP terminal sends an Invite request and enters the early dialog state after receiving a 180 response.
A. False
B. True
Answer: B

3. How many pixels of a camera with 1080P image resolution equivalent?
A. 5000000
B. 800w
C. 2.3 million
D. 2 million
Answer: D

4. Phone A has been successfully registered to the U1900 system. At some point, unplug the network cable. At this time, log in to the U1900 system to check the registration status of phone A. Which of the following statement is wrong?
A. The registration status of phone A in the U1900 system is updated, only after the network cable of phone A is unplugged, the change occurs after half of the registration period of phone A has passed
B. The registration status of phone A in the U1900 system may change immediately
C. The registration status of phone A in the U1900 system may change after a period of time
D. The registration status of phone A in the U1900 system may remain unchanged
Answer: A

5. What protocol does the video conference terminal use to ensure the security of SIP signaling transmission?
Answer: A

6. Reminiscences of a company every Friday. The business backbone of each district calls in the regular meeting according to the time point to complete the weekly regular meeting communication. What is the type of meeting?
A. The system calls a meeting
B. Schedule a meeting
C. Calling a SiteCall conference
D. Meeting now
Answer: B

7. In the U1900 series unified gateways, what is the correct statement about the prefix?
A. The prefix is divided into intra-office prefix and outgoing prefix
B. The prefix must correspond to the office route selection code
C. Since prefix 28 includes prefix 289, the system performs the called number according to the maximum matching principle Analysis, the call with the called number 28901111 should choose prefix 28
D. Intra-office prefix refers to the prefix used when dialing between different extensions of the same company
Answer: AD

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