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Try the below script in the AT Command Tester tool
//Script: at+shconf - Setup server URL on Simcom modules //The AT commands in this script are applicable for Simcom modules only //Check SIMCOM Module AT Command documentation //Get the support for the commands AT+SHCONF=? //Wait WAIT=1 //Get the current configured values for HTTP AT+SHCONF="URL","http://www.google.com" //Wait WAIT=1 //Setup HTTP body length AT+SHCONF="BODYLEN",1024 //Wait WAIT=1 //Setup HTTP head length AT+SHCONF="HEADERLEN",350 //Wait WAIT=1 //Setup HTTP timeout in sec AT+SHCONF="TIMEOUT",60 //Wait WAIT=1 //Setup HTTP try connect times AT+SHCONF="POLLCNT",2 //Wait WAIT=1 //Setup HTTP timeout for each attempt in ms AT+SHCONF="POLLINTMS",200 //Wait WAIT=1 //Setup HTTP IPVer 0->IPv4, 1->IPv6 AT+SHCONF="IPVER",0
Output of the above script in the AT Command Tester tool
AT+SHCONF=? +SHCONF: "URL",512 +SHCONF: "TIMEOUT",(30-1800) +SHCONF: "BODYLEN",(0-4096) +SHCONF: "HEADERLEN",(0-350) +SHCONF: "POLLCNT",(1-100) +SHCONF: "POLLINTMS",(500-5000) +SHCONF: "IPVER",(0,1) OK AT+SHCONF="URL","http://www.google.com" OK AT+SHCONF="BODYLEN",1024 OK AT+SHCONF="HEADERLEN",350 OK AT+SHCONF="TIMEOUT",60 OK AT+SHCONF="POLLCNT",2 OK AT+SHCONF="POLLINTMS",200 ERROR AT+SHCONF="IPVER",0 OK