Netprog 2002 - Client/Server Issues
85
FTP Reply Status Code
lFirst digit of status code indicates type of reply:
–‘1’:  Positive Preliminary Reply  (got it, but wait).
–‘2’:  Positive Completion Reply (success).
–‘3’:  Positive Intermediate Reply (waiting for more information).
–‘4’:  Transient Negative Completion (error - try again).
–‘5’:  Permanent Negative Reply (error - can’t do).