Support Port VLANSupport port VLAN function through the dipswitch after opening ports 1-4 are isolated from each other and only communicate with uplinked ports 5 reducing broadcast storms and improving network securityPlug and Play Unmanaged no need configure just plug in the power cord and ethernet cable auto-negotiate connected devices. Easy to Use Power and port LED light clearly display working status and port rate status easy to use and maintainFanless Silent Double side cooling holes fanless design lower energy consumption for home and office use without noise. Widely Used Desktop/wall-mount design metal case suited for various application such as home entrainment 4K video gaming PC NAS PCIe Adapter Server WiFi 6 AP and more.