Huawei Certified Network Professional - USC Certification Exam


No prerequisites.

Exam Content Overview

The advanced SingleSDB examination covers the networking and product knowledge of the HLR in the core network (CN). Candidates need to not only understand the primary knowledge but also be able to perform the following operations:

  • Main signaling and service flows
  • Networking and redundancy solutions and technologies
  • Routine operation and maintenance

    Exam results valid period

    This exam result is valid for 3 years.

    Re-certification Methods

    Before your certification expires, you should re-certify with the following methods:

    Certificate Re-certification Methods
    Huawei Certified Network Professional - USC To re-certify, pass ONE of the following before the certification expiration date:
    • Pass any subject of the same level of certification in the field of the local technology
    • Pass any subject of the high-level certification in the field of the local technology

    Key Points of Exam

    Systematic Principles
    • Software and hardware structure and basic principles of the SingleSDB
    • Networking solutions, architecture, and reliability design solutions of the SingleSDB
    • Typical service signaling flows of the HLR9820
    • Principles of the DS system, principles of data replication, synchronization, and verification, and maintenance methods
    • Security performance, features, flow control, and multi-level backup mechanism of the HLR9820
    Product knowledge and principle
    • Networking solution differences and analysis of typical redundancy scenarios
    • Data layer redundancy, service layer redundancy, separated data and services, distributed deployment, and redundancy principles
    • Internal networking and IP planning
    • External networking requirements and interconnection methods of the HLR9820
    • System configuration, deployment rules, and typical scenarios analysis
    Data Configuration
    • Typical networking and configuration of typical networking scenarios
    • Basic data configuration, global data configuration, and signaling data configuration of the HLR9820
    • Commissioning and interconnection of the HLR9820
    • Subscriber data management provided by the HLR9820
    • Redundancy principles and commonly used maintenance and configuration: redundancy operations, baseline creation, incremental data synchronization, redundancy takeover, and switchback
    Operation and Maintenance
    • Commonly used methods for operation and maintenance of the SingleSDB
    • Implementation principles and operation methods of performance measurement, alarms, license, scheduled tasks, and NTP function
    • Detailed operations of database backup and recovery
    • Commonly used operation commands and methods
    • Various operation and maintenance scenarios and notes
    • Methods and detailed operations of system health check
    • Commonly used troubleshooting: fault classification, typical scenarios, fault identification methods, and emergency handling