FTP 211 System Status vs 553 File Name Not Allowed
FTP 211 (System Status) is a 2xx Positive Completion response, while 553 (File Name Not Allowed) is a 5xx Permanent Negative response. 211 indicates that system status or system help reply. The server provides information about its current status or available features. In contrast, 553 means that requested action not taken. File name not allowed. The file or directory name violates the server's naming rules or filesystem restrictions.
Descripción
System status or system help reply. The server provides information about its current status or available features.
Cuándo lo verás
After issuing the STAT command without arguments, the server returns its system status and supported features.
Cómo solucionarlo
No fix needed — this is an informational response. Use the information to understand the server's capabilities and current state.
Descripción
Requested action not taken. File name not allowed. The file or directory name violates the server's naming rules or filesystem restrictions.
Cuándo lo verás
When you try to create or rename a file with characters the server's filesystem does not allow, such as special characters or reserved names.
Cómo solucionarlo
Rename the file to use only allowed characters. Avoid special characters like ?, *, |, <, >, and leading/trailing spaces or dots.
Diferencias clave
211 is a 2xx Positive Completion response, while 553 is a 5xx Permanent Negative response.
FTP 211: System status or system help reply. The server provides information about its current status or available features.
FTP 553: Requested action not taken. File name not allowed. The file or directory name violates the server's naming rules or filesystem restrictions.
You encounter 211 when after issuing the STAT command without arguments, the server returns its system status and supported features.
You encounter 553 when when you try to create or rename a file with characters the server's filesystem does not allow, such as special characters or reserved names.
Cuándo usar cada uno
For 211 (System Status): No fix needed — this is an informational response. Use the information to understand the server's capabilities and current state. For 553 (File Name Not Allowed): Rename the file to use only allowed characters. Avoid special characters like ?, *, |, <, >, and leading/trailing spaces or dots.