FTP 220 Service Ready vs 226 Closing Data Connection
Both FTP 220 (Service Ready) and 226 (Closing Data Connection) belong to the 2xx Positive Completion category. 220 indicates that service ready for new user. This is the greeting message sent by the FTP server when a client first connects. Meanwhile, 226 means that closing data connection. The requested file action was successful and the data connection is being closed.
Beschreibung
Service ready for new user. This is the greeting message sent by the FTP server when a client first connects.
Wann Sie es sehen
Immediately upon connecting to an FTP server. This is the welcome banner confirming the server is accepting connections.
Wie man es behebt
No fix needed — the server is ready. Proceed with USER and PASS commands to authenticate.
Beschreibung
Closing data connection. The requested file action was successful and the data connection is being closed.
Wann Sie es sehen
After a file transfer, directory listing, or other data operation completes successfully.
Wie man es behebt
No fix needed — the transfer completed successfully. The data connection is closed and a new one will be opened for the next transfer.
Wesentliche Unterschiede
FTP 220: Service ready for new user. This is the greeting message sent by the FTP server when a client first connects.
FTP 226: Closing data connection. The requested file action was successful and the data connection is being closed.
You encounter 220 when immediately upon connecting to an FTP server. This is the welcome banner confirming the server is accepting connections.
You encounter 226 when after a file transfer, directory listing, or other data operation completes successfully.
Wann welchen verwenden
For 220 (Service Ready): No fix needed — the server is ready. Proceed with USER and PASS commands to authenticate. For 226 (Closing Data Connection): No fix needed — the transfer completed successfully. The data connection is closed and a new one will be opened for the next transfer.