Hi SANATH,
we could able create the file using FTP commands following below logged.
AT+CGATT=1
OK
AT+CIPCSGP=1,"xxx.xxx.xxx.xxx"
OK
AT+CGDCONT=1"IP","AIRTELGPRS.COM"
OK
AT+CSTT="AIRTELGPRS.COM","xxxxxxxx",""
OK
AT+CIICR
OK
AT+CIFSR
117.97.76.187
AT+CIPSTART="TCP","xxx.xxx.xxx.xxx","21"
OK
220 Microsoft FTP Service
CONNECT OK
AT+CIPSEND
> user anonymous
SEND OK
331 Anonymous access allowed, send identity (e-mail name) as password.
AT+CIPSEND
> pass
SEND OK
230-Hi Srinivas Reddy
230 Anonymous user logged in.
AT+CIPSEND
> appe abc.txt
SEND OK
at+cipccon=2
ERROR
AT+CIPSEND
> appe 123.txt
SEND OK
150 Opening ASCII mode data connection for abc.txtappe 123.txt.
425 Can't open data connection.
AT+CIPSEND
> appe tsr.txt
SEND OK
150 Opening ASCII mode data connection for tsr.txt.
425 Can't open data connection.
AT+CIPSEND
> portxxx.xxx.xxx.xxx,7,228
SEND OK
500 'PORTxxx.xxx.xxx.xxx,7,228': command not understood
AT+CIPSEND
> port xxx,xxx,xxx,xxx,7,228
SEND OK
500 Invalid PORT Command.
AT+CIPSEND
> port 117,97,76,187,7,228
SEND OK
200 PORT command successful.
AT+CIPSEND
> appe test.txt
SEND OK
150 Opening ASCII mode data connection for test.txt.
425 Can't open data connection.
at+cipccon=2
ERROR
AT+CIPSEND
> fdgdfgdfg
SEND OK
500 'FDGDFGDFG': command not understood
at+cmee=1
OK
at
OK
at&w
OK
AT+CIPSEND
> appe tdr.txt
SEND OK
150 Opening ASCII mode data connection for tdr.txt.
425 Can't open data connection.
AT+CIPSEND
> get Bill1.pdf
SEND OK
500 'GET Bill1.pdf': command not understood
AT+CIPSEND
> appe abc.txt
SEND OK
150 Opening ASCII mode data connection for abc.txt.
425 Can't open data connection.
at+cmgf=1
OK
at&w
OK
AT+CIPSEND
> dele abc.txt
SEND OK
250 DELE command successful.
AT+CIPSEND
> list
SEND OK
150 Opening ASCII mode data connection for /bin/ls.
425 Can't open data connection.
at+cipsend
> size bill1.pdf
SEND OK
213 1132
AT+CIPSEND
> stor reddy.txt
SEND OK
550 reddy.txt: The filename, directory name, or volume label syntax is incorrect
.
AT+CIPSEND
> stor 123.txt,bin,ls
SEND OK
500 'STOR 123.txt,bin,ls': command not understood
AT+CIPSEND
> appe 123.txt
SEND OK
150 Opening ASCII mode data connection for 123.txt.
425 Can't open data connection.
AT+CIPSEND
> appe 123.txt
SEND OK
150 Opening ASCII mode data connection for 123.txt.
425 Can't open data connection.
AT+CIPSEND
> appe c:\netpeb\ftproot\123.txt
SEND OK
550 c:\netpeb\ftproot\123.txt: The filename, directory name, or volume label syn
tax is incorrect.
AT+CIPSEND
> appe rst.txt
SEND OK
150 Opening ASCII mode data connection for rst.txt.
425 Can't open data connection.
AT+CIPSEND
> dele 123.txt
SEND OK
250 DELE command successful.
AT+CIPSEND
> dele rst.txt
SEND OK
250 DELE command successful.
AT+CIPSEND
> size Bill1.pdf
ERROR
AT+CIPSEND
> size bill1.pdf
at
OK
AT+CIPSEND
> size Bill1.pdf
AT+CIPSEND
> size BILL1.PDF
AT+CIPSHUT
SHUT OK
Please check these commands and reply,
Thanks and Regards,
Srinivasa Reddy