lsusb - test1
Bus 001 Device 002: ID 07d1:3c03 D-Link System AirPlus G DWL-G122 Wireless Adapter(rev.C1) [Ralink RT2571W]
Bus 001 Device 003: ID 03f0:4117 Hewlett-Packard LaserJet 1018
Bus 002 Device 002: ID 058f:6366 Alcor Micro Corp. Multi Flash Reader
Bus 004 Device 002: ID 03f0:2404 Hewlett-Packard Deskjet F2280 series
Bus 004 Device 003: ID 046d:c505 Logitech, Inc. Cordless Mouse+Keyboard Receiver
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 006 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 007 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub