The EPON OLT FD1208S-B0 is fully compliant with IEEE 802.3x and FSAN standards, offering a comprehensive solution for various network applications. This 1U rack-mounted device is equipped with 1 USB interface, 4 uplink GE ports, 4 uplink SFP ports, 4 10-gigabit uplink ports, and 8 EPON ports, each supporting a 1:64 splitting ratio. The system supports up to 512 EPON terminals, making it a powerful and scalable choice for network deployments. It combines high performance and compact design, fitting seamlessly into server rooms with limited space, while also being flexible and easy to deploy. The product is designed to optimize network performance, enhance reliability, and reduce power consumption, making it ideal for both access and enterprise networks. This device is particularly well-suited for three-in-one broadcast television networks, FTTP (Fiber to the Premise) deployments, video monitoring systems, enterprise LANs, IoT (Internet of Things), and other networking environments, offering a high price/performance ratio. It features a dedicated chip, USB interface, backup battery unit, and Layer 3 switching capabilities, ensuring robust performance and network efficiency. The unit's physical dimensions are 440mm x 298mm x 44mm, and it weighs 4.50kg. In terms of technical functionality, the EPON OLT FD1208S-B0 supports OAM protocols, a complete PON protection switching function, and management capabilities such as fan group detection, port status monitoring, and configuration management. It also supports Layer 2 switching features, including VLAN configuration, RSTP, IGMP, and QoS. The EPON management functions include DBA, ONU authorization, ACL, and QoS, with online ONU configuration and management available. The device also supports advanced features like static and dynamic routing protocols, DHCP relay, VLANIF interface configuration, and more. For EPON functionality, it supports port-based rate limiting and bandwidth control, in compliance with IEEE802.3ah standards, and can operate over distances up to 20km. It also supports features like data encryption, group broadcasting, and VLAN separation to prevent broadcast storms. The device includes a variety of management and network monitoring options, including CLI, SNMP, TELNET, SSH, and WEB interfaces, allowing for seamless integration into existing network management systems. The system also has features for detecting link issues, broadcasting storm resistance, port isolation, ACL and SNMP configurations, and a breakdown prevention design to ensure stable system operation. With a maximum power consumption of 78W and operating temperatures ranging from -15°C to 50°C, the device is built to perform in various environments. It supports both 220VAC and -48DC power inputs, making it adaptable to a range of power supply setups. Furthermore, it includes advanced functionalities like RSTP, IGMP Proxy, and dynamic distance calculation via EMS, ensuring an efficient and resilient network infrastructure. The EPON OLT FD1208S-B0 is equipped with 10Gb SFP+ ports that offer high-speed transmission over distances of up to 10km, and the device is designed for use with C-Data 10Gb modules, ensuring compatibility with high-performance optical networking.