Tenda TEG3224P, which is dedicated for surveillance projects and smart wireless network. It provides 24 10/100/1000 Mbps auto-negotiation PoE ports and 4 combo SFP slots, all the PoE ports support IEEE 802.3af (15.4W) and 802.3at (30 W) compliance. In addition, it features with ARP attack defense, worm attack defense, IP+MAC+PORT+VLAN Binding, MAC filter and other safety setting. The switch also integrates with the humanized web-based managements, perfect QoS strategy and rich VLAN function. It is best choice for your network.