AT+QISEND max buffer to send

I’m trying to send the 10K (10000byte) via AT+QISEND but I got on my server only 1000byte?
Where my error?

them send 10000Byte and wait SEND but I not received SEND


My module is m66

Hi Michele_71,

There are at most 1460 bytes that can be sent each time by QISEND command.


Please refer to the attached TCP application documents. Quectel_GSM_TCPIP_Application_Note_V1.2.pdf (1.3 MB) Quectel_GSM_TCPIP_Recommended_Process_V1.2.pdf (950.7 KB)