FTP 213 File Status vs 220 Service Ready
Both FTP 213 (File Status) and 220 (Service Ready) 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, 220 means that service ready for new user. This is the greeting message sent by the FTP server when a client first connects.
Descrição
File status reply. The server provides information about a specific file, typically its size or modification time.
Quando você o vê
After issuing the SIZE or MDTM command, the server returns the file size in bytes or the last modification timestamp.
Como corrigir
No fix needed — this is an informational response. Use the returned data to determine file size before download or to check timestamps for synchronization.
Descrição
Service ready for new user. This is the greeting message sent by the FTP server when a client first connects.
Quando você o vê
Immediately upon connecting to an FTP server. This is the welcome banner confirming the server is accepting connections.
Como corrigir
No fix needed — the server is ready. Proceed with USER and PASS commands to authenticate.
Diferenças principais
FTP 213: File status reply. The server provides information about a specific file, typically its size or modification time.
FTP 220: Service ready for new user. This is the greeting message sent by the FTP server when a client first connects.
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 220 when immediately upon connecting to an FTP server. This is the welcome banner confirming the server is accepting connections.
Quando usar qual
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 220 (Service Ready): No fix needed — the server is ready. Proceed with USER and PASS commands to authenticate.