Functional Features:

• Long-Distance Connectivity: Enables cost-effective links between distant network sites.
• Digital Diagnostics: Supports DDM/DOM for real-time monitoring.
• Hot-Pluggable: Easy installation and replacement without downtime.

Application Scenarios:

• Metropolitan Area Networks (MANs): Connects buildings or data centers across a city.
• Service Providers: Used in carrier networks for backbone connectivity.
• Enterprise WANs: Provides high-speed links between branch offices.