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Forum Topic - TCP No ACK being sent: (2 Items)
   
TCP No ACK being sent  
Hello.

I have 6.5.0SP1 installed on my system.
I have the io-pkt-v4-hc loaded 3 times with the appropriate prefix=/alt[x] statement.

One of the places that io-pkt-v4-hc lives is on the WIFI network.

It all works, gets IP Addresses etc.  But I'm seeing some performance issues and I'm trying to debug and I need some 
pointers on how to debug this from QNX land.


When I run wireshark on my WIFI router, I've noticed that when my app has issues that wireshark shows that my device had
 to retransmit a TCP ACK.  

I do not have any packet filtering of any sort.  

Any ideas on how to debug why these packets aren't being sent out?

Thanks in advance.
Re: TCP No ACK being sent  
It's fixed.  The issue was that the software was telling the WIFI chip to scan while it was trying to send tcp/ip comms 
out.