FTP 110 Restart Marker Reply vs 215 System Type
FTP 110 (Restart Marker Reply) is a 1xx Positive Preliminary response, while 215 (System Type) 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, 215 means that the NAME system type, where NAME is an official system name from the list in the Assigned Numbers document. Reports the operating system of the server.
Description
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.
When You See It
During a resumed file transfer when the server confirms the restart position in the data stream.
How to Fix
No fix needed — this is a normal response during transfer recovery. If restarts keep failing, verify the marker format matches what your client expects.
Description
The NAME system type, where NAME is an official system name from the list in the Assigned Numbers document. Reports the operating system of the server.
When You See It
After issuing the SYST command. The server reports its operating system type, commonly 'UNIX Type: L8' or 'Windows_NT'.
How to Fix
No fix needed — use this information to adjust path separators and line endings for the server's OS type.
Key Differences
110 is a 1xx Positive Preliminary response, while 215 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 215: The NAME system type, where NAME is an official system name from the list in the Assigned Numbers document. Reports the operating system of the server.
You encounter 110 when during a resumed file transfer when the server confirms the restart position in the data stream.
You encounter 215 when after issuing the SYST command. The server reports its operating system type, commonly 'UNIX Type: L8' or 'Windows_NT'.
When to Use Which
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 215 (System Type): No fix needed — use this information to adjust path separators and line endings for the server's OS type.