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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 Apr. 07, 2026 (see below)
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
Huawei Metro & Access WDM market share is No. 1.
Huawei has consistently rankedNo. 1 in the Metro & Access WDM (Wavelength Division Multiplexing)market share globally. This leadership position is attributed to its innovative optical transport solutions, such as theOSN 9800 seriesandOptiXtrans E9600 series, which cater to a wide range of industries and applications.
Huawei's success in this domain is driven by:
Advanced technologies like Super-C band, flexible grid, and high-speed interfaces (e.g., 400G/800G).
Comprehensive support for multiple services, including OTN, SDH, and packet-based traffic.
Strong global presence and partnerships with service providers, enterprises, and governments.
This dominance is well-documented in industry reports from firms like Dell'Oro Group and Omdia.
Dell'Oro Group Optical Transport Market Report
Huawei Metro & Access WDM Solution Guide
Which board on OptiXtrans DC908 can support 400G/A?
The correct answer isMD02A. TheMD02A boardin theOptiXtrans DC908platform supports400G per wavelength, enabling high-capacity data transmission for backbone and core networks.
Key features of the MD02A board include:
High-Speed Transmission:Supports data rates up to400G per wavelength, leveraging advanced modulation techniques like DP-16QAM.
Flexibility:Compatible with various network architectures, including OTN, WDM, and Ethernet.
Scalability:Can be integrated into existing networks to boost capacity without requiring a complete overhaul.
Efficiency:Optimizes spectral efficiency, maximizing the utilization of available fiber resources.
Other options:
MD02:An earlier version of the board, typically supporting lower data rates.
MS04:Focuses on mid-range applications, not 400G.
N602:Designed for access networks rather than high-speed backbone transmission.
Huawei OptiXtrans DC908 Product Documentation
ITU-T G.709 Standards for OTN
Which of the following statements about OSN 1800 V is incorrect?
TheOSN 1800 Vis a compact and versatile optical transport platform designed for metro and access networks. Let's analyze each statement:
Statement A:The OSN 1800 V supports700G OTNcapacity, making it suitable for high-bandwidth applications.
Statement B:It providesrich interfaces, including Ethernet, SDH, and OTN, ensuring flexibility for diverse use cases.
Statement C:The OSN 1800 Vis available in a 19-inch cabinet, making it easy to deploy in data centers or telecom rooms. This statement is incorrect.
Statement D:It supports bothAC and DC power inputswith1+1 redundancy, ensuring high reliability.
Thus, the incorrect statement isC.
Huawei OSN 1800 V Product Datasheet
Huawei Metro & Access WDM Solution Guide
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