Re: [lwip-users] Connection-Abort error while netconn_connect in lwip+freertos on Atmel-Studio-7

2017-09-25 Thread goldsi...@gmx.de
Ajay Garg wrote: What is the best/recommended way to take a wireshark-dump in this case (I am sorry, I have only taken wireshark-dump on OS-based systems with full-fledged shell. Currently, no experience in taking wireshark-dumps on an embedded-SOC). The best way is using a tap. If you don't ha

Re: [lwip-users] Connection-Abort error while netconn_connect in lwip+freertos on Atmel-Studio-7

2017-09-25 Thread Ajay Garg
Hi Simon. Thanks for the reply. The IP-Address and Port are very well in existence; we have thousands of (other kinds of) devices already connected to our server. (Just for the record, our server is a MQTT-broker server. Currently I am trying to connect our device to port 1883 on the server. 1883

Re: [lwip-users] Connection-Abort error while netconn_connect in lwip+freertos on Atmel-Studio-7

2017-09-25 Thread goldsi...@gmx.de
Ajay Garg wrote: We are using lwip-1.4.1 with FreeRTOS on Atmel-Studio-7, on Windows. During the call to netconn_connect, the resultant err_t code being returned is ERR_ABRT. [..] I have googled, and I see a lot of people have this issue. Great. This means the remote host did not respond to yo

[lwip-users] Connection-Abort error while netconn_connect in lwip+freertos on Atmel-Studio-7

2017-09-25 Thread Ajay Garg
Hi All. We are using lwip-1.4.1 with FreeRTOS on Atmel-Studio-7, on Windows. During the call to netconn_connect, the resultant err_t code being returned is ERR_ABRT. Upon debugging, the line that is triggering this is https://github.com/RT-Thread/rt-thread/blob/master/components/net/lwip-1.4.1/s