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TP-LINK modem

Started by pteasy, July 31, 2015, 06:49:53 am

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pteasy

I have a problem whit this modem.
First time works everything fine, but the next time when i start the program dump GSM error 303.

[31.7.2015 8:44:30] nrGsm: send:AT+CNMI=2,2,,1\0Dh
[31.7.2015 8:44:30] nrComm: Input data length: 19
[31.7.2015 8:44:30] nrGsm: GSM Error:  303