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Huawei H19-315 Exam Questions
- Topic 1: Optical Network Fundamentals: This section measures the skills of Transmission Pre-Sales Engineers and covers basic optical networking principles, fiber types, wavelength division multiplexing, and optical transmission systems. A key skill measured is analyzing optical network requirements to propose appropriate solutions. The section includes an understanding of loss budgets, dispersion, and optical power levels.
- Topic 2: Transport Network Technologies: This section evaluates Technical Solutions Pre-Sales Consultants' knowledge of SDH/SONET, OTN, PTN, and packet transport technologies. A critical skill tested is designing transport network architectures for service providers. Topics cover network synchronization, protection mechanisms, and quality of service implementation.
- Topic 3: Access Network Solutions: Pre-sales network Engineers demonstrate expertise in various access technologies including PON, xDSL, and FTTx architectures. One essential skill measured is selecting optimal access solutions for different scenarios. The domain includes an understanding of network topology design, bandwidth planning, and access node deployment.
- Topic 4: Network Management Systems: This section tests technical pre-sales architects' comprehension of transmission network management platforms, monitoring tools, and maintenance procedures. A key competency evaluated is implementing network management solutions for service providers. Content covers fault management, performance monitoring, and network optimization.
- Topic 5: Service Planning and Design: Solutions Pre-Sales Engineers are evaluated on their ability to analyze customer requirements, design network solutions, and create implementation plans. A crucial skill tested is developing cost-effective network proposals. The section includes capacity planning, network evolution strategies, and solution documentation.
Free Huawei H19-315 Exam Actual Questions
Note: Premium Questions for H19-315 were last updated On May. 25, 2026 (see below)
NCE-FAN includes Management module, Control module, and Analysis module.
TheNCE-FAN (Network Cloud Engine - Fiber Access Network)is a comprehensive platform for managing fiber access networks. It consists of three core modules:
Management Module:Handles device configuration, fault monitoring, and performance management.
Control Module:Provides centralized control over network resources, enabling features like automatic service provisioning and policy enforcement.
Analysis Module:Uses AI and big data analytics to provide insights into network performance, user behavior, and potential issues.
These modules work together to deliver intelligent, efficient, and scalable management of fiber access networks.
Huawei NCE-FAN Product Documentation
Huawei Fiber Access Network Solution Guide
Which of the following are the advantages of an OSN 1800 used in the Grid industry?
All the options are correct. TheHuawei OSN 1800offers several advantages when used in theGrid industry, making it an ideal solution for smart grid communications.
Here's how each advantage applies:
High Secure Hard Pipe:Provides dedicated bandwidth for mission-critical applications like SCADA (Supervisory Control and Data Acquisition), ensuring secure and reliable communication.
Isolation Hard Pipe:Ensures complete isolation between different services, preventing interference and enhancing security.
Built-in PCM:Supports legacy analog and digital services, enabling seamless integration with existing grid infrastructure.
MS-OTN (Multi-Service Optical Transport Network):Combines OTN, SDH, and Ethernet capabilities, offering a converged platform for diverse grid applications.
The OSN 1800's flexibility, security, and support for multiple technologies make it well-suited for the demanding requirements of the Grid industry.
Huawei OSN 1800 Product Documentation
ITU-T G.709 Standards for OTN
Which of the following optical modules are used in commercial cases currently?
Optical modules are categorized based on their transmission distance and power budget. The most commonly used classes in commercial deployments are:
Class B+:Supports distances up to 20 km and is widely used in urban and suburban areas.
Class C+:Supports distances up to 40 km and is suitable for medium-range deployments.
Class D:Supports distances up to 60 km and is ideal for long-haul connections in remote areas.
ClassesEandFare either outdated or not commercially viable due to their limited use cases.
ITU-T G.984 Standard - Optical Module Specifications
Huawei Optical Module Product Guide
Which of the following features can monitor fiber status and fast locate fault point?
The correct answer isFiber Doctor. TheFiber Doctorfeature is specifically designed to monitor the status of optical fibers and quickly identify fault points in the network.
Here's how Fiber Doctor works and why it's essential:
Real-Time Monitoring:Continuously monitors fiber health, detecting issues like attenuation, breaks, or degradation.
Fault Localization:Uses advanced algorithms to pinpoint the exact location of faults, reducing the time and effort required for troubleshooting.
Proactive Maintenance:Identifies potential issues before they impact service, enabling preventive maintenance and minimizing downtime.
Visualization:Provides a graphical representation of the fiber network, making it easier for operators to understand and address problems.
Other options:
Optical Doctor:Focuses on optimizing optical signal quality but does not specialize in faultlocalization.
Service Doctor:Monitors service performance (e.g., latency, packet loss) rather than physical fiber status.
Wavelength Doctor:Ensures proper wavelength allocation in WDM systems but does not monitor fiber health.
Huawei Fiber Doctor Technology White Paper
ITU-T G.652 Standards for Optical Fibers
How many waves @50GHz can Super-C provide?
TheSuper-C bandis an extension of the traditional C-band used in Dense Wavelength Division Multiplexing (DWDM) systems. It increases the number of available wavelengths by utilizing tighter channel spacing of50 GHz. Specifically, the Super-C band can support up to96 wavelengthsat 50 GHz spacing, compared to the standard 80 wavelengths in the conventional C-band.
This enhancement allows for higher spectral efficiency and increased capacity in optical transport networks, making it ideal for high-density traffic scenarios.
ITU-T G.694.1 Standard - DWDM Channel Plans
Huawei DWDM Solution Guide
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