Re: [lwip-users] TCP

[ramash]

Yes,Its the TCP-level ACK packet.

Kieran Mansley wrote:
> 
> On Mon, 2008-02-04 at 04:59 -0800, ramash wrote:
>> We have used manual semaphores to receive acknowledgment  from the
>> client,that semaphore is removed
> 
> By acknowledgement, do you mean a TCP-level ACK packet, or something
> your application is sending?
> 
> I'm still not quite sure what the problem is you're having.  TCP does
> send ACKs by default for every other packet (it's a little less overhead
> than sending for every packet) so if you're relying on getting one for
> every packet you're out of luck.  If I've misunderstood, and your
> problem is something else, could you explain it in more detail,
> including which API you're using, how you're using it, and whether the
> port of lwIP to your hardware was done by someone else or by yourself.
> 
> Perhaps some small examples of the code that you're using, together with
> where you're seeing a problem, or even a wireshark/ethereal packet
> capture would help explain things.
> 
> Kieran 
> 
> 
> 
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