513K views · 4.9K reactions | An IP address consists of four numbers (0-255) separated by periods, like 192.168.1.10. It has a subnet address and a node address. The subnet mask, typically 255.255.255.0, determines the subnet (first three numbers) and the node (last number). Devices on the same subnet can communicate directly; otherwise, they need a router. Configure devices on the same subnet for simple communication. | RealPars | Facebook