Example command lines :
acer: {12} ./ssl_client2 server_name=waskot server_port=4433 ca_file=/home/danny/src/esp-idf/espalarm/build/main/my-ca.crt key_file=/home/danny/src/esp-idf/espalarm/build/main/client.key crt_file=/home/danny/src/esp-idf/espalarm/build/main/client.crt auth_mode=required
acer: {4} curl -vvv --cacert /home/danny/src/esp-idf/espalarm/build/main/my-ca.crt --key /home/danny/src/esp-idf/espalarm/build/main/client.key --cert /home/danny/src/esp-idf/espalarm/build/main/client.crt https://waskot:4433
This gets recognized by the server, and it prints info from the certificate.
