WHat are the contents of /proc/bus/usb/devices, the output of "lspci -vvv" and the output of lsmod?
On Thu, 9 Jan 2003, Simon Wu wrote: > > PLEASE REPLY ALL AS I AM NOT ON THE MAILING LIST > > Hello, > > I have a Dell Pentium3 PC which has a built-in USB host. I need to expand > the USB ports so I added a 4-port USB1.1 hub. However when I connected more > than two 384kbps modems (ACM modem) to the hub, the speed on some modem drop > dramatically. It only support up to two 384ktps modems. I thought the HUB > should be able to support 4 modems with full speed because the total rate is > only about 1/10 of 12Mb/s supported by USB1.1. Anyone know what could be the > problem? > > So, I decided to add a 2nd PCI-USB host(USB2.0 hardware). My redhat linux > 7.2 can detect the hardware at boot up, and installed the driver. But when I > put the modem on the 2nd host (the PCI one), the linux system couldn't > detect the modem. Can we config Redhat7.2 for more than one root hosts? > > The other question is is USB2.0 available for Redhat 7.2? If so, will > upgrade to USB2.0 solve my problem. Or do I have to use PCs with built-in > USB2.0 host? > > > Thanks, > > > Simon > > > > > _________________________________________________________________ > MSN 8 helps eliminate e-mail viruses. Get 2 months FREE* > http://join.msn.com/?page=features/virus > > > > ------------------------------------------------------- > This SF.NET email is sponsored by: > SourceForge Enterprise Edition + IBM + LinuxWorld = Something 2 See! > http://www.vasoftware.com > _______________________________________________ > [EMAIL PROTECTED] > To unsubscribe, use the last form field at: > https://lists.sourceforge.net/lists/listinfo/linux-usb-users > -- /------------------------------------+-------------------------\ |Stephen J. Gowdy | SLAC, MailStop 34, | |http://www.slac.stanford.edu/~gowdy/ | 2575 Sand Hill Road, | |http://calendar.yahoo.com/gowdy | Menlo Park CA 94025, USA | |EMail: [EMAIL PROTECTED] | Tel: +1 650 926 3144 | \------------------------------------+-------------------------/ ------------------------------------------------------- This SF.NET email is sponsored by: SourceForge Enterprise Edition + IBM + LinuxWorld = Something 2 See! http://www.vasoftware.com _______________________________________________ [EMAIL PROTECTED] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-users
