GeekZilla
FTP series codes
Code | Description |
100 | The requested action is being initiated, expect another reply before proceeding with a new command. |
110 | Restart marker reply. |
120 | Service ready in nnn minutes. |
125 | Data connection already open, transfer starting. |
150 | File status okay, about to open data connection. |
200 | The requested action has been successfully completed. |
200 | Command okay. |
202 | Command not implemented, superfluous at this site. |
211 | System status, or system help reply. |
212 | Directory status. |
213 | File status. |
214 | Help message. |
215 | NAME system type. (Where NAME is an official system name from the list in the Assigned Numbers document.) |
220 | Service ready for new user. |
221 | Service closing control connection. Logged out if appropriate. |
225 | Data connection open; no transfer in progress. |
226 | Closing data connection. Requested file action successful (for example, file transfer or file abort). |
227 | Entering Passive Mode |
230 | User logged in, proceed. |
250 | Requested file action okay, completed. |
257 | "PATHNAME" created. |
300 | The command has been accepted, but the requested action is being held in abeyance, pending receipt of further information. |
331 | User name okay, need password. |
332 | Need account for login. |
350 | Requested file action pending further information. |
400 | The command was not accepted and the requested action did not take place, but the error condition is temporary and the action may be requested again. |
401 | This service is not accepting users now. User quota filled. Try again later. |
421 | Service not available, closing control connection. This may be a reply to any command if the service knows it must shut down. |
425 | Can't open data connection. |
426 | Connection closed; transfer aborted. |
431 | Log-in unsuccessful. User name and/or password invalid. |
450 | Requested file action not taken. File unavailable (e.g., file busy). |
451 | Requested action aborted: local error in processing. |
452 | Requested action not taken. Insufficient storage space in system. |
453 | File transfer incomplete. Insufficient storage space. |
500 | The command was not accepted and the requested action did not take place. |
500 | Syntax error, command unrecognized. This may include errors such as command line too long. |
501 | Syntax error in parameters or arguments. |
502 | Command not implemented. |
503 | Bad sequence of commands. |
504 | Command not implemented for that parameter. |
530 | Not logged in. |
532 | Need account for storing files. |
550 | Requested action not taken. File unavailable (e.g., file not found, no access). |
552 | Requested file action aborted. Exceeded storage allocation (for current directory or dataset). |
553 | Requested action not taken. File name not allowed. |
Note:Bare in mind that some of these codes may have different meanings with different servers.
Common FTP commands
There are also text commands that describe actions, as explained in the table below:
FTP commands and actions
ABOR | abort a file transfer |
CWD | change working directory |
DELE | delete a remote file |
LIST | list remote files |
MDTM | return the modification time of a file |
MKD | make a remote directory |
NLST | name list of remote directory |
PASS | send password |
PASV | enter passive mode |
PORT | open a data port |
PWD | print working directory |
QUIT | terminate the connection |
RETR | retrieve a remote file |
RMD | remove a remote directory |
RNFR | rename from |
RNTO | rename to |
SITE | site-specific commands |
SIZE | return the size of a file |
STOR | store a file on the remote host |
TYPE | set transfer type |
USER | send username |
Author Paul Hayman
Paul is the COO of kwiboo ltd and has more than 20 years IT consultancy experience. He has consulted for a number of blue chip companies and has been exposed to the folowing sectors: Utilities, Telecommunications, Insurance, Media, Investment Banking, Leisure, Legal, CRM, Pharmaceuticals, Interactive Gaming, Mobile Communications, Online Services.
Paul is the COO and co-founder of kwiboo (http://www.kwiboo.com/) and is also the creator of GeekZilla.