Re: [lwip-users] transfer stucks when snd_wnd is less than TCP_MSS

[Vlad]

It's strange, but if i send this 1.5mb data block by TCP_MSS blocks (i.e. 
tcp_write sends not more TCP_MSS bytes at a time, not a tcp_sndbuf(pcb) ) all 
works fine even in vmware on maximum speed!!!!

On Friday 09 March 2007 18:27, Kieran Mansley wrote:

> On Fri, 2007-03-09 at 18:17 +0200, Vlad wrote:
> > On Friday 09 March 2007 16:58, Kieran Mansley wrote:
> > > One thing that lwIP might be able to do in a situation like this is to
> > > send zero-window probes.  This isn't something we currently support
> > > though.
> >
> > How can i send it manually ?
>
> You can't.  It's an internal thing to the stack.
>