FTP 212 Directory Status vs 221 Closing Control Connection
Both FTP 212 (Directory Status) and 221 (Closing Control Connection) 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, 221 means that service closing control connection. The server is logging out and closing the session in response to a QUIT command.
คำอธิบาย
Directory status reply. The server provides information about the current directory or a specified directory.
เมื่อคุณพบเห็น
After issuing the STAT command on a directory, the server returns the directory listing or status information.
วิธีแก้ไข
No fix needed — this is an informational response showing directory contents or status.
คำอธิบาย
Service closing control connection. The server is logging out and closing the session in response to a QUIT command.
เมื่อคุณพบเห็น
After issuing the QUIT command to gracefully disconnect from the FTP server.
วิธีแก้ไข
No fix needed — the session has ended normally. Reconnect with a new session if needed.
ความแตกต่างหลัก
FTP 212: Directory status reply. The server provides information about the current directory or a specified directory.
FTP 221: Service closing control connection. The server is logging out and closing the session in response to a QUIT command.
You encounter 212 when after issuing the STAT command on a directory, the server returns the directory listing or status information.
You encounter 221 when after issuing the QUIT command to gracefully disconnect from the FTP server.
ควรใช้อันไหนเมื่อไร
For 212 (Directory Status): No fix needed — this is an informational response showing directory contents or status. For 221 (Closing Control Connection): No fix needed — the session has ended normally. Reconnect with a new session if needed.