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| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Basics and Applications of Video Conferencing Protocols | 18% | - SIP protocol system - Media transport protocols (RTP, RTCP) - Call establishment and media negotiation processes - H.323 protocol system |
| Topic 2: MCU Products and Basic Applications | 15% | - Common configuration and maintenance - Basic networking and deployment - Conference management and control - MCU functions and working principles |
| Topic 3: O&M of Video Conferencing Endpoints | 14% | - Common operations and maintenance - Basic configuration and registration - Basic troubleshooting - Hardware and software features of endpoints |
| Topic 4: IdeaHub Products and O&M | 14% | - Common functions and usage scenarios - System configuration and activation - Routine maintenance and fault handling - IdeaHub hardware and software specifications |
| Topic 5: Recording and Streaming Solutions | 12% | - Common faults and solutions - Operation and maintenance - Basic configuration and deployment - Principles and application scenarios |
| Topic 6: Collaboration Technology and Product Overview | 13% | - Architecture and composition of video conferencing systems - Overview of Huawei collaboration product portfolio - Basic concepts of collaboration systems |
| Topic 7: SMC2.0 Management Platform | 14% | - User and permission management - SMC2.0 system architecture and functions - Device management and conference scheduling - Basic installation and configuration |
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NEW QUESTION # 40
Which of these statements are true about the VP9800-T series MCU?
Choose three
Answer: A,B,C
Explanation:
Huawei's VP9800-T series provides high-capacity media-processing functions that support AVC universal transcoding and SVC multistream forwarding within a converged MCU architecture.
Option A is correct. The Training Material specifies that VP9830-T, VP9850-T, and VP9860-T support up to
300 concurrent 1080p30 forwarding connections through the electrical-port configuration, subject to the documented operating conditions.
Option B is correct because the VP9830-T supports 64 concurrent 1080p30 participants in universal transcoding mode. The MCU uses its media-processing resources to accommodate participants requiring different media characteristics.
Option C is correct because the VP9800-T series supports H.265 4K universal transcoding and SVC multistream forwarding. These capabilities allow the MCU to support both high-quality traditional video conferences and bandwidth-efficient scalable video services.
Option D is incorrect. Huawei identifies the VP9800-T series as using its Kunpeng-based hardware architecture, rather than the dedicated x86 architecture specified in the option.
This distinction is important because Huawei offers different MCU product families with different hardware platforms.
Direct source confirmation: Huawei includes an equivalent multiple-answer question in the MCU module's own quiz and supplies the answer corresponding to these same three capabilities.
Huawei reference: Training Material, PDF page 41, VP9800(T) Series Fully-Converged Media Engine; PDF page 457, MCU Products and Features - Quiz, which explicitly supplies the equivalent answer.
NEW QUESTION # 41
The IdeaHub S2 series and IdeaHub ES2 series use the same hardware ports but have different front-frame colors. The front frame of the IdeaHub S2 series is white, whereas that of the IdeaHub ES2 series is titanium gray.
Answer: B
Explanation:
Huawei's IdeaHub S2 and ES2 series are intelligent collaboration endpoints designed for enterprise meeting rooms, collaborative office environments, and related conferencing applications.
Although both product series use comparable hardware interfaces, Huawei differentiates them through product positioning, exterior design, and certain feature configurations.
The HCIA-Collaboration V4.0 Training Material explicitly states that the IdeaHub S2 and ES2 series have the same hardware ports but different front-frame colors.
The S2 series uses a white front frame, while the ES2 series uses a titanium-gray front frame.
Consequently, option A is correct.
The Training Material also distinguishes the product series according to deployment scenarios and conferencing capabilities. The S2 series targets distributed collaboration and professional office environments, while the ES2 series addresses enterprise and industry-specific collaboration requirements.
However, the question is specifically concerned with hardware-port configuration and external appearance rather than licensing, software features, or conferencing performance.
For installation and maintenance personnel, recognizing these physical differences can assist with product identification and preparation of suitable installation materials.
Nevertheless, hardware interfaces should be confirmed using the relevant model documentation rather than relying exclusively on exterior appearance, particularly when dealing with different hardware generations.
The statement exactly matches Huawei's documented comparison.
Huawei reference: Training Material, PDF page 276, Appearance of IdeaHub ES2/S2 Series (1); pages 277-
280, Hardware Ports of IdeaHub ES2/S2 Series.
NEW QUESTION # 42
What are the six request methods of a SIP message?
Answer: A
Explanation:
Session Initiation Protocol (SIP) is an application-layer signaling protocol used to establish, modify, and terminate multimedia communication sessions. SIP operates through request-response exchanges between User Agent Clients (UACs), User Agent Servers (UASs), and intermediary network servers.
Huawei's HCIA-Collaboration Training Material identifies six basic SIP request methods: INVITE, ACK, CANCEL, BYE, REGISTER, and OPTIONS.
INVITE initiates a multimedia session or invites a participant to join an existing session. ACK acknowledges the final response to an INVITE request. CANCEL terminates a pending request before the corresponding transaction is completed. BYE terminates an established session. REGISTER updates the user's registration or contact information with a registration server. OPTIONS queries the capabilities supported by a SIP entity.
Option B contains all six basic request methods and is therefore correct.
Options A and D incorrectly substitute MESSAGE for ACK or OPTIONS. MESSAGE is an extended SIP method used for instant-message delivery.
Option C incorrectly substitutes UPDATE for OPTIONS. UPDATE is an extended method used to modify session parameters during session establishment.
The distinction between basic and extended SIP methods is explicitly defined in Huawei's protocol curriculum and is essential to interpreting SIP signaling procedures.
Huawei reference: Training Material, PDF pages 100-101, SIP Requests (1) and SIP Requests (2).
NEW QUESTION # 43
If SMC provisions conference rooms by area, conference rooms can be linked only to areas and not to organizations.
Answer: A
Explanation:
Huawei Service Management Center (SMC) supports two conference-room provisioning approaches:
organization-based management and area-based management. These approaches determine how conference rooms are structured, administered, and made available to users.
When conference rooms are provisioned by organization, the Organization parameter is mandatory. This associates the conference room with a particular organizational structure and determines its visibility according to organizational permissions.
When conference rooms are provisioned by area, the Area parameter becomes mandatory. However, this does not prevent the conference room from also being associated with an organization.
Huawei's Training Material explicitly states that, under area-based provisioning, Area is mandatory and Organization is optional.
Therefore, the statement is false.
Area-based conference rooms are normally treated as public resources available to users across the system.
Nevertheless, an administrator can optionally specify an organizational association during provisioning.
Option A is incorrect because it assumes that area-based provisioning prohibits organizational associations.
Option B is correct because Huawei permits conference rooms to be linked to an area while also retaining an optional organization association.
This distinction is particularly important in enterprises that use geographical areas for conference-room resource allocation while maintaining organizational information for administrative purposes.
Huawei reference: Training Material, PDF pages 615-616, Organization and Area; PDF page 622, Provisioning a Conference Room (1). Lab Guide, Section 3.5.2, Provisioning Conference Rooms.
NEW QUESTION # 44
The multipoint control unit (MCU) provides various multimedia-conference features, including audio mixing, video forwarding and adaptation, media proxying, continuous presence, and presentation forwarding and adaptation.
At which layer of the video conferencing solution is the MCU located?
Answer: C
Explanation:
Huawei's intelligent collaboration solution follows a layered architecture that separates application management, session control, media processing, and endpoint access.
The Multipoint Control Unit (MCU) belongs to the media processing layer, where it performs the audiovisual processing and forwarding functions required for multipoint conferencing.
Option A is correct.
The MCU provides functions such as audio mixing, video encoding and decoding, universal transcoding, selective media forwarding, continuous presence generation, and presentation processing.
These functions allow multiple conferencing endpoints to exchange media even when they use different video resolutions, bandwidths, or encoding capabilities.
Option B, Application layer, contains platforms such as the SMC, which manages conference scheduling, resource administration, device management, and conference-control operations.
Option C, User access layer, includes video conferencing endpoints and client devices used by conference participants.
Option D, Session and access control layer, provides signaling and registration functions through components such as the Session Control server (SC).
Huawei's Training Material explicitly positions CloudMCU and VP9800 series MCUs within the media processing layer of the collaboration architecture.
The distinction is important because the MCU processes conference media, whereas the SMC manages conferencing services and the SC controls signaling and access.
Huawei reference: Training Material, PDF page 27, Collaboration Solution Architecture; page 402, MCU Products and Features - Foreword.
NEW QUESTION # 45
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