Trendnet'S 12-Port Hardened Industrial Gigabit Poe Plus Layer 2 Plus Managed Din-Rail Switch, Model Ti-Pg1284I, Has Eight Gigabit Poe+ Ports, Four Gigabit Sfp Slots, And A 240 Watts Poe Budget. The Switch Is Equipped With An Ip30 Rated Metal Enclosure And Designed To Withstand A High Degree Of Vibration, Shock, Protection Against Esd Emi Surge, And Operate Within A Wide Temperature Range -40 - 75 C (- 40 - 167F) For Harsh Environments. L2 Plus Management Include Features Such As Poe Port Control, 802.1Q Q-In Q Vlan, Multicast, Spanning Tree, Link Aggregation, Qos, Ipv4 Ipv6 Static Routing, Acls, And 802.1X Which Allow For Network Integration Flexibility.