Product Features   Hot-swappable design ensures uninterrupted operation of the business cards even in case of failure. Supports local and remote online upgrades without affecting the normal operation of the business cards. Supports SNMP-based unified network management platform with CLI, Web, and NetView (graphical interface) management interfaces. Supports in-band and out-of-band cascading management and provides 3 SFP optical ports, 2 RJ45 electrical ports, and 1 Console serial port. Offers powerful multi-level network topology management capabilities, enabling fast and automatic discovery of network topology and generating intuitive graphical representations. Adheres to TMN standards, providing functions such as device management, monitoring and deployment, software upgrade management, configuration file management, alarm management, and performance management, achieving comprehensive network management from the device level to the network level.