FTP 110 Restart Marker Reply vs 250 File Action OK
FTP 110 (Restart Marker Reply) is a 1xx Positive Preliminary response, while 250 (File Action OK) is a 2xx Positive Completion response. 110 indicates that the server is sending a restart marker reply. The text is exact and not left to interpretation. This marker is used to indicate the point at which a file transfer should be restarted. In contrast, 250 means that requested file action okay, completed. The operation on the file or directory was successful.
説明
The server is sending a restart marker reply. The text is exact and not left to interpretation. This marker is used to indicate the point at which a file transfer should be restarted.
このコードが表示される場合
During a resumed file transfer when the server confirms the restart position in the data stream.
解決方法
No fix needed — this is a normal response during transfer recovery. If restarts keep failing, verify the marker format matches what your client expects.
説明
Requested file action okay, completed. The operation on the file or directory was successful.
このコードが表示される場合
After successfully changing directories (CWD), deleting a file (DELE), or renaming a file (RNTO).
解決方法
No fix needed — the file operation completed successfully.
主な違い
110 is a 1xx Positive Preliminary response, while 250 is a 2xx Positive Completion response.
FTP 110: The server is sending a restart marker reply. The text is exact and not left to interpretation. This marker is used to indicate the point at which a file transfer should be restarted.
FTP 250: Requested file action okay, completed. The operation on the file or directory was successful.
You encounter 110 when during a resumed file transfer when the server confirms the restart position in the data stream.
You encounter 250 when after successfully changing directories (CWD), deleting a file (DELE), or renaming a file (RNTO).
どちらをいつ使うか
For 110 (Restart Marker Reply): No fix needed — this is a normal response during transfer recovery. If restarts keep failing, verify the marker format matches what your client expects. For 250 (File Action OK): No fix needed — the file operation completed successfully.