Ethernet switch, the most common form of a network switch, is a computer networking device used in Ethernet to connect various Ethernet devices. It connects devices together by using packet switching to receive, process, and forward data from one source device to another destination device.8 RJ45+2 Fiber Ethernet Switch You can use a managed 8 port PoE switch to creates VLANs and limit access to specific devices, to use Layer 3 routing capability and to remotely monitor network performance. Common applications of a managed 8 port PoE switch