I am getting this error while trying to connect my modem A7672S with esp32 and trying to send my temperature and humidity data to my localhost server the gprs get connected successfully but I am not able to send data to my server and if i use wifi then the data is successfully recieved by my server. I also tried to use httpclient library to send data but after using this library i got statuscode -3 i.e minus 3.
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