D-LINK | 24-Port 10/100/1000 BaseT PoE + 4 Combo 1000 BaseT/SFP ports Web Smart Switch | DGS-1210-28PSwitch Type : Layer2+ IP Routing Type of Port Required : Gigabit Copper Gigabit Fibre Number of Ports : 24 28 PoE Type Required : PoE PoE+ High Speed Stacking : No Design : Desktop Rackmountable 1000Base T ports : 28 ports SFP ports : 4 Ports (Combo) PoE ports : 24 Ports PoE Budget : 193 Watts Switching Capacity : 56 Gbps QoS : Yes Spanning Tree Protocol : Yes Link Aggregation : Yes VLAN : 256 Groups Surveillance VLAN : Yes Jumbo Frame : 10000 bytes