On Wed, 20 May 2009, Julien de Rosny wrote: > Here I have still a question. On the motherboard user(s manual, it is said that > there are up to 12 USB 2/1.1 ports. Moreover, it seems there are only two usb > buses. So the bandwidth of each bus should be 480Mbps*6 in case of the 6 port > are occupied, No. It isn't possible to send different data to the 6 ports independently; they always get the same data at the same time. So the bandwidth of each bus in 480 Mb/s, not 6 * 480 Mb/s. > So even if the WIFI stick takes 480Mbps, there are still 480Mbps*5 > bandwidth remaining and even if the dvb device is not correctly implemented, it > should no be affected, isn't it? No. Alan Stern -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html