Now there is a application to real-time detection my network connection state, computer network card to connect to the motherboard, is through the UDP connections,
Transmit data from the upper machine of what is normal, what do you want to be a disconnected network cable that is in the interface display pull off, when the network connection, and network in the same network segment, the PC can PING the machine is in the interface display online, if only connection cable but unable to PING is also show off