GIGABIT ETHERNET PORTS: Features 48 x 1.0Gbps Ethernet ports for high-speed connectivity. Auto-negotiating ports detect the optimal speed for connected devices and work with existing Cat5e or Cat6 Ethernet cables. SFP CONNECTIVITY: Includes 4 x 1G SFP ports (2 shared) for fiber optic connections and network expansion SMART MANAGED NETWORK SWITCH: Smart software with easy-to-use interface offers managed control for secure setup, access, and SNMP (NMS 300) management. Includes 1 year NETGEAR Insight to remotely manage your networks from anywhere. FLEXIBLE MOUNTING OPTIONS: Compact metal design supports desktop or rack-mount placement for versatile installation. SILENT & ENERGY-EFFICIENT OPERATION: Fanless design ensures silent performance, while IEEE 802.3az Energy Efficient Ethernet reduces power consumption without compromising high-speed network performance.