USB

I am using winxp sp2 the problem is that my system has 6 usb ports 2 on the
mother board ie near the ps2 keyboard & mouse 2 through cable in the back
and 2 in front of the cabinet.

I have attached usb adsl modem in the back next to the ps2 and i tried to
attach other usb device through extn cable the devices are camera / pen
drive / nokia mobile phone but all are saying unknown device. but if i
attach the same device with extn cable in the front it gets detected is
there a way i can make the remaining 3 in the back of the cabinet to work

please help.

SVC


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