The correct answer includes all options:Safe City, ISP, Campus, Electrical Grid, and Railway. TheHuawei OSN 9800series is a versatile optical transport platform designed for a wide range of applications across industries.

Here’s how the OSN 9800 can be applied in each scenario:

Safe City:Supports video surveillance backhaul, enabling real-time monitoring and analysis for public safety.

ISP (Internet Service Provider):Provides high-capacity backbone connectivity for delivering broadband, IPTV, and cloud services.

Campus:Facilitates high-speed connectivity for enterprise campuses, supporting applications like Wi-Fi backhaul and unified communications.

Electrical Grid:Ensures reliable communication for smart grid operations, including SCADA (Supervisory Control and Data Acquisition) systems.

Railway:Enables mission-critical communications for railway signaling, passenger information systems, and operational control.

The OSN 9800’s flexibility, scalability, and support for multiple technologies (e.g., OTN, SDH, Ethernet) make it suitable for diverse use cases.