EC20 - getting error +QFTPOPEN: 606,0

IoT Modules LTE Standard Module
2

Hi @Ruturaj_Shivajirao_Y
AT+QSSLCFG=“sslversion”,1,1 can be changed to AT+QSSLCFG=“sslversion”,1,4, and add the AT+QSSLCFG=“sni”,1,1 command, and confirm whether the SSL method only requires a single To certification.