FTP 110 Restart Marker Reply vs 211 System Status
FTP 110 (Restart Marker Reply) is a 1xx Positive Preliminary response, while 211 (System Status) is a 2xx Positive Completion response. 110 indicates that the server is sending a restart marker reply. The text is exact and not left to interpretation. This marker is used to indicate the point at which a file transfer should be restarted. In contrast, 211 means that system status or system help reply. The server provides information about its current status or available features.
Descrição
The server is sending a restart marker reply. The text is exact and not left to interpretation. This marker is used to indicate the point at which a file transfer should be restarted.
Quando você o vê
During a resumed file transfer when the server confirms the restart position in the data stream.
Como corrigir
No fix needed — this is a normal response during transfer recovery. If restarts keep failing, verify the marker format matches what your client expects.
Descrição
System status or system help reply. The server provides information about its current status or available features.
Quando você o vê
After issuing the STAT command without arguments, the server returns its system status and supported features.
Como corrigir
No fix needed — this is an informational response. Use the information to understand the server's capabilities and current state.
Diferenças principais
110 is a 1xx Positive Preliminary response, while 211 is a 2xx Positive Completion response.
FTP 110: The server is sending a restart marker reply. The text is exact and not left to interpretation. This marker is used to indicate the point at which a file transfer should be restarted.
FTP 211: System status or system help reply. The server provides information about its current status or available features.
You encounter 110 when during a resumed file transfer when the server confirms the restart position in the data stream.
You encounter 211 when after issuing the STAT command without arguments, the server returns its system status and supported features.
Quando usar qual
For 110 (Restart Marker Reply): No fix needed — this is a normal response during transfer recovery. If restarts keep failing, verify the marker format matches what your client expects. For 211 (System Status): No fix needed — this is an informational response. Use the information to understand the server's capabilities and current state.