One embodiment disclosed relates to a system for power distribution to network devices. The system includes a plurality of network switches each having an internal power supply and a plurality of ports for connecting to the network devices and an external power supply having a plurality of output ports...http://www.google.fr/patents/US7203849?utm_source=gb-gplus-shareBrevet US7203849 - Method and system for distributing power to networked devices
Method and system for distributing power to networked devices