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Mobile data connection troubleshooting (view source)
Revision as of 21:56, 19 May 2020
, 21:56, 19 May 2020no edit summary
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This is a quick guide to help in the debugging process of a router if encounters issues with mobile data connection.
This is a quick guide to help in the debugging process of a router if encounters issues with mobile data connection.
==Preparation==
* First, to establish a data connection only through mobile module on RUT, you need connect to router via CLI/SSH (use SSH software such as Putty):
* First, to establish a data connection only through mobile module on RUT, you need connect to router via CLI/SSH (use SSH software such as Putty):
CLI/SSH username: root
CLI/SSH username: root
...
...
* Now it is ready for debugging process Query SIM card status:
==Debugging process==
* Query SIM card status:
• AT+CPIN?
• AT+CPIN?
5. If PIN is required, initialize modem with your PIN code:
5. If PIN is required, initialize modem with your PIN code:
