Patent ID: 7254734
Filing Date: 2007-08-07
Classification: G06F,H02G,H04L

Abstract:
1. A local area network comprising: a LAN switch; a plurality of local area network nodes; a power supply subsystem comprising at least one of a voltage sensor and a current sensor; a power management and control unit; and a communication cabling connecting said plurality of local area network nodes to said power supply subsystem and to said LAN switch, said communication cabling providing data communication between said LAN switch and said plurality of local area network nodes; said power supply subsystem being operative under control of said power management and control unit to; wherein in the event said power management and control unit classifies one of said plurality of local area network nodes for which at least some power is provided via the communication cabling as under current, said power management and control unit is further operative to terminate said provided power to said under current one of said plurality of local area network nodes within a predetermined time of said classification of said one of said plurality of local area network nodes as under current.