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Principles of Audio Technology ● Basic Acoustics ● Key VoIP Technologies ● Common Audio Problems
Principles of Video Technology ● Basic Knowledge About Video Images ● Video Image Processing ● Common Video Image Problems
SIP Principles ● Principles of Data Forwarding in Video Communication ● TCP/UDP Basic Principles ● RTP/RTCP Basic Principles ● SIP Principles ● Wireshark ● Typical SIP Conference Service Process
H.323 Protocol Principles ● H.323 Protocol Principles ● Typical H.323 Conference Service Process
Public-Private Network Traversal Solution for the Video Conferencing System ● Background of Public-Private Network Traversal ● Basic Knowledge of Public-Private Network Traversal ● Principles of Public-Private Network Traversal ● Solutions of Public-Private Network Traversal
Convergence Solution for the Video Conferencing System ● VDC Solution ● Solution for Interconnecting with Peer Vendors' Video Conferencing Systems
Reliability Solution for the Video Conferencing System ● Basic Knowledge of Reliability ● Reliability Solution for Huawei Video Conferencing System
Networking Planning and Design of the Video Conferencing System ● Typical Networking of the Video Conferencing System ● Networking Planning and Design of the Video Conferencing System
Video Conferencing System O&M ● User and Conference Room Management ● Device Management ● Maintenance and Management
Video Conferencing System Troubleshooting ● Basic Knowledge ● NE Log Analysis ● Typical Troubleshooting Cases
2.In video conferencing, which anti-packet loss method will not increase network bandwidth? A. ARQ packet loss retransmission B. FEC forward error correction C. Packet loss compensation PLC D. Redundant coding Answer: C
3.Which of the following descriptions about HD terminals is correct? A. HD video terminals cannot communicate with SD video terminals B. HD video terminals must be registered to GK to communicate C. The high-definition video terminal supports remote control of the camera D. The password for the HD video terminal WEB page cannot be empty. Answer: C
4.Which statement is correct about Huawei's video network recording and broadcasting solution? A. Only the SMC interface and telepresence central control interface can control recording and playback. B. The terminal recording and broadcasting request will be sent to the MCU, and then the MCU will perform unified recording and broadcasting operations. C. When the meeting ends, the recording server will return the recording address to SMC, and SMC will notify the user via email to watch on-demand. D. Support point-to-point recording and local recording Answer: C
5.Which of the following is the core reason why a video conferencing system requires a public-private network traversal function? A. The IP header of the private network device needs to be address translated. B. The signaling and media transmission channels are not unified. C. There is a media transmission address in the signaling, but the NAT device only performs address translation on the IP header. D. Because the network performs address translation on IP packets. Answer: C
HCIE-Collaboration (Written) V2.0
Passing the HCIE-Collaboration V2.0 certification proves that you have systematically understood and mastered the technical principles of audio and video technologies, H.323 and SIP protocols, high-reliability solution, public-private network traversal solution, convergence solution, system networking planning and design, system O&M, and troubleshooting in the collaboration field, and are capable of network planning, design, O&M, and troubleshooting of Huawei video conferencing systemsExam Information
| Exam Name | HCIE-Collaboration (Written) | HCIE-Collaboration (LAB) |
| Exam Code | H11-879 | H11-886 |
| Exam language | ENU/CHS | ENU/CHS |
| Question Type | Single Answer, Multiple Answer, True-false Question, Fill in the blank answers, Drag and drop item | Operation, Essay Item |
| Exam fees | 300USD | 1200USD |
| Exam Duration | 90min | 480min |
| Passing score/Total score | 600 / 1000 | 80/100 |
Exam Content
HCIE-Collaboration V2.0 exam covers advanced technologies in the collaboration field, including audio and video technical principles, H.323 and SIP principles, high reliability solution, public-private network traversal solution, convergence solution, system networking planning and design, system O&M, and troubleshooting.Knowledge Point Percentage
| Knowledge Point | Percentage | Additional Percentage |
| Intelligent Collaboration Solution Overview | 5% | / |
| Principles of Audio Technology | 7% | / |
| Principles of Video Technology | 8% | / |
| SIP Principles | 18% | 5% |
| H.323 Protocol Principles | 13% | 5% |
| Public-Private Network Traversal Solution | 11% | 20% |
| Convergence Solution for the Video Conferencing System | 6% | 7% |
| Reliability Solution for the Video Conferencing System | 11% | 5% |
| Networking Planning and Design of the Video Conferencing System | 5% | 40% |
| Video Conferencing System O&M | 8% | 13% |
| Video Conferencing System Troubleshooting | 8% | 5% |
Knowledge points
Intelligent Collaboration Solution Overview ● Overview of Huawei Collaboration ● Introduction to Collaboration Products ● Collaboration Solution Features ● Application Scenarios of Collaboration Solutions for IndustriesPrinciples of Audio Technology ● Basic Acoustics ● Key VoIP Technologies ● Common Audio Problems
Principles of Video Technology ● Basic Knowledge About Video Images ● Video Image Processing ● Common Video Image Problems
SIP Principles ● Principles of Data Forwarding in Video Communication ● TCP/UDP Basic Principles ● RTP/RTCP Basic Principles ● SIP Principles ● Wireshark ● Typical SIP Conference Service Process
H.323 Protocol Principles ● H.323 Protocol Principles ● Typical H.323 Conference Service Process
Public-Private Network Traversal Solution for the Video Conferencing System ● Background of Public-Private Network Traversal ● Basic Knowledge of Public-Private Network Traversal ● Principles of Public-Private Network Traversal ● Solutions of Public-Private Network Traversal
Convergence Solution for the Video Conferencing System ● VDC Solution ● Solution for Interconnecting with Peer Vendors' Video Conferencing Systems
Reliability Solution for the Video Conferencing System ● Basic Knowledge of Reliability ● Reliability Solution for Huawei Video Conferencing System
Networking Planning and Design of the Video Conferencing System ● Typical Networking of the Video Conferencing System ● Networking Planning and Design of the Video Conferencing System
Video Conferencing System O&M ● User and Conference Room Management ● Device Management ● Maintenance and Management
Video Conferencing System Troubleshooting ● Basic Knowledge ● NE Log Analysis ● Typical Troubleshooting Cases
Share HCIE-Collaboration (Written) V2.0 H11-879_V2.0 Free Dumps
1.What is the core reason why video conferencing supports public and private network traversal? A. There is a firewall or NAT, so public and private network traversal must be supported. B. Signaling and media transmission channels are not unified C. There is a media transmission address in the signaling, and the NAT device only performs address translation on the IP header, so public and private network traversal processing is required. D. Because the network performs address translation on IP packets Answer: C2.In video conferencing, which anti-packet loss method will not increase network bandwidth? A. ARQ packet loss retransmission B. FEC forward error correction C. Packet loss compensation PLC D. Redundant coding Answer: C
3.Which of the following descriptions about HD terminals is correct? A. HD video terminals cannot communicate with SD video terminals B. HD video terminals must be registered to GK to communicate C. The high-definition video terminal supports remote control of the camera D. The password for the HD video terminal WEB page cannot be empty. Answer: C
4.Which statement is correct about Huawei's video network recording and broadcasting solution? A. Only the SMC interface and telepresence central control interface can control recording and playback. B. The terminal recording and broadcasting request will be sent to the MCU, and then the MCU will perform unified recording and broadcasting operations. C. When the meeting ends, the recording server will return the recording address to SMC, and SMC will notify the user via email to watch on-demand. D. Support point-to-point recording and local recording Answer: C
5.Which of the following is the core reason why a video conferencing system requires a public-private network traversal function? A. The IP header of the private network device needs to be address translated. B. The signaling and media transmission channels are not unified. C. There is a media transmission address in the signaling, but the NAT device only performs address translation on the IP header. D. Because the network performs address translation on IP packets. Answer: C