FTP 213 File Status vs 225 Data Connection Open
Both FTP 213 (File Status) and 225 (Data Connection Open) belong to the 2xx Positive Completion category. 213 indicates that file status reply. The server provides information about a specific file, typically its size or modification time. 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.
Deskripsi
File status reply. The server provides information about a specific file, typically its size or modification time.
Ketika Anda Melihatnya
After issuing the SIZE or MDTM command, the server returns the file size in bytes or the last modification timestamp.
Cara Memperbaiki
No fix needed — this is an informational response. Use the returned data to determine file size before download or to check timestamps for synchronization.
Deskripsi
Data connection open; no transfer in progress. The data channel is established and ready but no file transfer has started yet.
Ketika Anda Melihatnya
When the data connection is established but idle, waiting for a transfer command to begin sending or receiving data.
Cara Memperbaiki
No fix needed — the data connection is ready. Issue a RETR, STOR, or LIST command to start using it.
Perbedaan Utama
FTP 213: File status reply. The server provides information about a specific file, typically its size or modification time.
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 213 when after issuing the SIZE or MDTM command, the server returns the file size in bytes or the last modification timestamp.
You encounter 225 when when the data connection is established but idle, waiting for a transfer command to begin sending or receiving data.
Kapan Menggunakan Yang Mana
For 213 (File Status): No fix needed — this is an informational response. Use the returned data to determine file size before download or to check timestamps for synchronization. For 225 (Data Connection Open): No fix needed — the data connection is ready. Issue a RETR, STOR, or LIST command to start using it.