L2, Smart Managed, 24 Gigabit PoE ports, 4 Gigabit SFP ports, 802.3af/at/bt, port 1-4 support Hi-PoE 90w, power budget ?480w( based on power supply, power supply unit not included ), -40C to 75C, HPP Cloud managed, VLAN, STP/RSTP /ERPS, DHCP Snooping, ACL, IP&MAC filter based on port, SNMP V1/V2C, Max. 300 meter PoE transmission, Rack mount