> > I totally agree with Paul. Just decrease buffering below PPP.
>
> If what you say is true, I should *increase* the buffering
>below PPP to make sure that packet don't get dropped above PPP.
I was under assumption that you know for sure that buffering is bad for you :)
> Think about it : for TCP, it doesn't matter if buffers are
>above or below PPP, what matter is only how many there are. TCP can't
>make the difference between buffers at the PPP and at IrDA level.
> Actually, it's probably better to keep the buffers as low as
>possible in the stack, because less processing remain to be done on
>them before beeing transmitted.
All this depends on what you want to achieve. If you're looking for max TCP
performance. I'd recommend to use tcptrace and see what actually is going on.
May be your RTT is to high and you need bigger windows or may be there is
something else.
Max
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