Ftp command Overview

Commands with asterisks are rarely used, so they are often not supported in specific implementations.

1. ABOR discard Transmission
2. * Some ACCT systems associate accounts and users with file systems
3. * ALLO allocates space for the files to be transferred. The following parameters are used to determine the number of bytes.
4. * append an existing file to APPE.
5. CDUP switches the current directory to the parent directory in the remote system.
6. CWD changes the working directory of the remote system
7. DELE Delete remote system files
8. HELP reads HELP information from the server, such as the list of supported commands.
9. LIST send the file name LIST in the current working directory on a newly established data connection
10. Create a directory for MKD
11. MODE specifies the transmission MODE. Portable parameters include S, B, and C.
12. The NLST sends a "full" directory list under the current directory on a newly established data connection.
13. NOOP null operation to prevent connection disconnection
14. PASS provides a USER logon password, which must be followed immediately after the USER command
15. * PASV specifies that the server's data transmission process listener waits for the client's data connection to establish a request
16. PORT specifies the PORT number of the client listening waiting for the connection established by the server.
17. PWD displays the current working directory name on the server.
18. QUIT and terminate the connection
19. * REIN reinitialization. log out but the connection is not closed. A new USER command must be issued later.
20. * REST transmission starts again from an identifier of the server.
21. RETR retrieves a file from the remote system
22. RMD deletes a directory.
23. * RNFR specifies the old path name of the file to be named, followed by an RNTO command
24. * RNTO specifies the new path name of the file to be named
25. * services provided by site-specific servers
26. * SMNT structure loading: Provides the remote system path of a file system structure 27. * stat status information
28. stor uploads a file to the server. If the file already exists, it overwrites
29. * STOU uploads a file to the server and does not overwrite the existing file
30. stru specifies the file structure. The parameter can be F, R, or P.
31. * syst reports the operating system type of the remote system
32. Type specifies the file type. The parameters can be A, E, I, and L. Only type A and type I are commonly used.

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