24-port and 48-port PoE+ with 190W and 380W total PoE budget 4 Dedicated 10G SFP+ ports, not only providing high-speed fiber uplinks, but also uplink redundancy and failover, improving reliability and availability for the network Quiet rack mounting operation with 26.80dBA to 36.6dBA at 25°C (77°F) ambient Layer 3 static routing with 32 routes (IPv4 and IPv6) for interVLAN local routing Advanced VLAN and Private VLAN support for better network segmentation L2/L3/L4 access control lists (ACLs) for granular network access control including 802.1x port authentication Supports layer 3 switching for enhanced performance and usability Rack-mountable form factor for your convenience and simplicity of usage Management capability provides control over setup and configuration of your network