PowerLine (or also called HomePlug) is a technology that allows you to use existing electrical wiring as a network that can transmit data at speeds of 14 Mbps or 85 Mbps (depending on model/standard). The plugs are converted into network connections, allowing a PC to place almost everywhere imaginable, or at least where there is an outlet. Ideal as a technology that eliminates the barriers that no more than 802.11b wireless technology, such as concrete walls or interference number. The data travels through the system with encryption PowerLine 56-bit DES. Most striking is its easy installation, and are designed LANs (local area networks), in minutes. It is also compatible with Internet connection system power offered by operators. It allows a distance of 90m between nodes and the working frequency of this technology range from 20.9MHz 4.3MHz up to.