Smart Machine Smart Decision
SIM7500_SIM7600 Series_AT Command Manual_V1.07 2017-12-25
15.3.16 Unsolicited FTP Codes (Summary of CME ERROR Codes)
201 Unknown error for FTP
202 FTP task is busy
203 Failed to resolve server address
204 FTP timeout
205 Failed to read file
206 Failed to write file
207 Not allowed in current state
209 Failed to logout
210 Failed to transfer data
211 FTP command rejected by server
212 Memory error
214 Network error
215 Failed to connect socket
216 Failed to send data using socket
217 Failed to receive data using socket
Failed to verify user name and password
219 Socket connect timeout
15.4 FTPS
These AT Command of FTPS related need the AT+CATR command to be set with the used port.
AT+CATR=0 may cause some problem.
15.4.1 AT+CFTPSSTART Acquire FTPS protocol stack
Description
This command is used to acquire FTPS protocol stack.
SIM PIN References
YES Vendor
Syntax
Execute Command Responses
+CFTPSSTART: <err>
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