Well, I am sorry, I now found that it is not the problems of the ftp download tools. This problem is resulted in by the modem driver. I am now testing it with the hso driver for this problem. ----- Original Message ----- From: "Greg KH" <greg@xxxxxxxxx> To: "Shivdas Gujare" <shivdas.tech@xxxxxxxxx> Cc: "fangxiaozhi 00110321" <huananhu@xxxxxxxxxx>; <linux-usb@xxxxxxxxxxxxxxx> Sent: Wednesday, January 14, 2009 11:47 PM Subject: Re: The upload speed problem about the modem > On Wed, Jan 14, 2009 at 08:33:46PM +0530, Shivdas Gujare wrote: >> HI fangxiaozhi, >> >> On 12/27/08, fangxiaozhi 00110321 <huananhu@xxxxxxxxxx> wrote: >> > >> > Dear Greg: >> > >> > I have the upload speed problems about the data card modem. >> > >> > For the data card modem we used, it can support the upload speed up to 5.76Mbps and download speed up to 7.2Mbps on the Windows OS. >> > >> > And on the Linux OS, such as OpenSuse or Debian, we load the kernel usb serial driver "option.c" for the modem, and we can get the download speed up to 7.2Mbps. >> How do measured exact upload/downlink speed ? Few days back, I tried >> to measure it from command line for USB modems, and had to use only >> wget. >> Are you following/using any other tool? > > You also might want to also try 'netperf' as it can measure lots of good > network statistics: > http://www.netperf.org/netperf/NetperfPage.html > > thanks, > > greg k-h -- 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
