LAN ports: 16 x RJ45 ( 16 x PoE (802.3af/at) ), 1 x Port Combo: SFP / RJ45 - Uplink, 1 x RJ45 - Uplink ; Transmission speed: 10 / 100 Mbps - 16 LAN & PoE ports, 10 / 100 / 1000 Mbps - 2 RJ45 (Uplink) ports, 1000 Mbps - 1 Port SFP (Uplink) ; Maximal total power: 150 W ;