On Fri, Oct 06, 2000 at 07:56:15PM -0400, Lawrence MacIntyre wrote:
> Hi:
>
> The window scale option doesn't appear to work in 2.2.16, 2.2.17, and
> 2.2.18. I've got an old 2.2.5 machine and it doesn't work either. Is
> this supposed to work? There is code in the kernel to do the window
> scale option, but it always sends a 0 value. It does, however, work
> correctly in 2.4.0-test9-pre9. I have tested it using ttcp -r -s
> -b131072 (the -b flag does a setsockopt to increase the receive buffer,
> and therefore the window size).
>
> p.s. Yes, /proc/sys/net/ipv4/tcp_window_scaling is 1
Userspace programs do need to suggest to the kernel that they want a larger
window - this is documented somewhere.
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