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Mobile data connection troubleshooting (view source)
Revision as of 22:28, 19 May 2020
, 22:28, 19 May 2020no edit summary
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'''Note:''' Reboot the module if it fails to identify SIM
'''Note:''' reboot the module if it fails to identify SIM
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* Use command '''AT+CREG''' to check GSM connection:
* Use command '''AT+CREG''' to check GSM connection:
'''Note:''' OK means that the module has registered in UMTS/LTE network
'''Note:''' OK means that the module has registered in UMTS/LTE network
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* Configure APN, user name, password and auth type by AT+QICSGP
* Use command '''AT+QICSGP''' to configure APN, user name, password and auth type by AT+QICSGP
AT+QICSGP=<contextID>[,<context_type>,<APN>[,<username>,<password>)[,<authentication>]]]
AT+QICSGP=<contextID>[,<context_type>,<APN>[,<username>,<password>)[,<authentication>]]]
<context type> The protocol type (1 – IPV4; 2 – IPv6).
<context type> The protocol type (1 – IPV4; 2 – IPv6).
<context id> The range is 1-16.
<context id> The range is 1-16.
<authentication> The authentication methods (0 – NONE; 1 – PAP; 2 – CHAP; 3-PAP or CHAP).
<authentication> The authentication methods (0 – NONE; 1 – PAP; 2 – CHAP; 3-PAP or CHAP)
Example: AT+QICSGP=1,1,"APN_Name","","",1
Example: use AT+QICSGP=1,1,"APN_Name","","",1
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AT+QICSGP=1,1"bangapro","","",1
OK
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