What is Wake on LAN ?
The WakeOnLAN (WOL) technology is used to remotely wake up a sleeping or powered off PC remotely over the network. This is accomplished by sending a specific packet of information, called a Magic Packet frame, to a node to be awakened. When a PC capable of receiving the specific frame goes to sleep, it will enable the Magic Packet mode in the LAN controller, and when the LAN controller receives a Magic Packet frame, it will alert the system to wake up again. What is the difference between “active” and “passive” supervision Basically you can divide network supervision programs to be passive (only “listening”) or active (“requesting”). Passive programs don’t stress the net. But in fully switched environments, it is difficult to find measurement points where you can listen to the whole traffic of the network. NetControl is a completely passive supervision program. The AddressWizard can work actively and passivelyMAC-address: MAC-addresses (or Hardware-addresses) are world wide unique. The
