Re: [lwip-users] Decreasing window size problem

[Kieran Mansley]

On Fri, 2007-06-08 at 12:12 +0200, Per-Henrik Lundblom wrote:
> * Kieran Mansley <address@hidden> [070608 11:55]:
>  
> > Splitting to send a probe when your problem occurs is fine.  We need to
> > treat "I can't send because the window is too small" the same as "I
> > can't send because the window is zero" and send probes in both cases.
> > At the moment I think we only send probes in the latter, although I've
> > not checked the code so could be wrong.
> 
> Nope, at least there is no TCP persist timer implementation in the 1.2.0
> release.

Oh!  You're right.  Well, in that case we need to implement it for both
cases!  It should be reasonably straightforward.  The keepalive code
could be used as an example.

Kieran