The LanPort devices have their ow web-interface, they connect to your LAN via Ethernet and are powered by a 5V DC power input.
The device comes with its own web-interface that lets users configure it, while the bundled software helps handle the configuration, and sets up a layer between the PC and the remotely connected USB devices. The software supports Windows 7, XP, and Vista. Sharkoon's LanPort 100 and LanPort 400 will become available soon and with price-tags of 23 Euro and 37 Euro, respectively.
Source: TPU