Bhavani, > my system output as an example > > bhavani@flyingmonster:~$ modprobe -l | grep usb > kernel/drivers/net/wireless/at76c50x-usb.ko > kernel/drivers/net/wireless/libertas/usb8xxx.ko > kernel/drivers/net/wireless/libertas_tf/libertas_tf_usb.ko .... .... > kernel/ubuntu/lirc/lirc_atiusb/lirc_atiusb.ko > kernel/ubuntu/lirc/lirc_igorplugusb/lirc_igorplugusb.ko > kernel/ubuntu/lirc/lirc_mceusb/lirc_mceusb.ko > kernel/ubuntu/lirc/lirc_ttusbir/lirc_ttusbir.ko
How many USB ports does your machine have? You seem to run all the USB hardware supported by GNU/Linux altogether ;-) -Nishant -- ubuntu-in mailing list ubuntu-in@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-in