FTP 212 Directory Status vs 225 Data Connection Open
Both FTP 212 (Directory Status) and 225 (Data Connection Open) belong to the 2xx Positive Completion category. 212 indicates that directory status reply. The server provides information about the current directory or a specified directory. Meanwhile, 225 means that data connection open; no transfer in progress. The data channel is established and ready but no file transfer has started yet.
Mô tả
Directory status reply. The server provides information about the current directory or a specified directory.
Khi bạn thấy mã này
After issuing the STAT command on a directory, the server returns the directory listing or status information.
Cách khắc phục
No fix needed — this is an informational response showing directory contents or status.
Mô tả
Data connection open; no transfer in progress. The data channel is established and ready but no file transfer has started yet.
Khi bạn thấy mã này
When the data connection is established but idle, waiting for a transfer command to begin sending or receiving data.
Cách khắc phục
No fix needed — the data connection is ready. Issue a RETR, STOR, or LIST command to start using it.
Sự khác biệt chính
FTP 212: Directory status reply. The server provides information about the current directory or a specified directory.
FTP 225: Data connection open; no transfer in progress. The data channel is established and ready but no file transfer has started yet.
You encounter 212 when after issuing the STAT command on a directory, the server returns the directory listing or status information.
You encounter 225 when when the data connection is established but idle, waiting for a transfer command to begin sending or receiving data.
Khi nào dùng cái nào
For 212 (Directory Status): No fix needed — this is an informational response showing directory contents or status. For 225 (Data Connection Open): No fix needed — the data connection is ready. Issue a RETR, STOR, or LIST command to start using it.