Uses +CCHSTART / +CCHOPEN / +CCHSEND / +CCHRECV / +CCHCLOSE. Supports per-mux SSL certificate configuration via setCertificate(), setClientCertificate ...
char apn[] = ""; // Access point name. Leave empty if it is not needed. char gprsLogin[] = ""; // GPRS username. Leave empty if it is not needed. char gprsPassword ...