CentOS /dev/bus/usb structure
You must upgrade following packages if you have the old versions of them. libusb1-1.0.8-0.1.el5.i386.rpm libusb1-devel-1.0.8-0.1.el5.i386.rpm libusb1-static-1.0.8-0.1.el5.i386.rpm And then you need to create “usb/bus/001/” directory under “/dev/” directory. if the problem will not solved. you can make node with “mknod” command.