FTP 150 File Status OK vs 214 Help Message
FTP 150 (File Status OK) is a 1xx Positive Preliminary response, while 214 (Help Message) is a 2xx Positive Completion response. 150 indicates that the file status is okay and the server is about to open the data connection for the transfer. This is the normal precursor to a file transfer. In contrast, 214 means that help message. The server provides information about its implementation status, including a list of recognized commands or help for a specific command.
描述
The file status is okay and the server is about to open the data connection for the transfer. This is the normal precursor to a file transfer.
何时出现
Right before a file download or upload begins, confirming the file is accessible and the data channel is being opened.
如何修复
No fix needed — this means the transfer is about to start. If the transfer stalls after this reply, check firewall rules blocking the data connection.
描述
Help message. The server provides information about its implementation status, including a list of recognized commands or help for a specific command.
何时出现
After issuing the HELP command. The server returns a list of supported commands or detailed usage for a specific command.
如何修复
No fix needed — this is an informational response. Use it to discover which commands the server supports.
主要区别
150 is a 1xx Positive Preliminary response, while 214 is a 2xx Positive Completion response.
FTP 150: The file status is okay and the server is about to open the data connection for the transfer. This is the normal precursor to a file transfer.
FTP 214: Help message. The server provides information about its implementation status, including a list of recognized commands or help for a specific command.
You encounter 150 when right before a file download or upload begins, confirming the file is accessible and the data channel is being opened.
You encounter 214 when after issuing the HELP command. The server returns a list of supported commands or detailed usage for a specific command.
何时使用哪个
For 150 (File Status OK): No fix needed — this means the transfer is about to start. If the transfer stalls after this reply, check firewall rules blocking the data connection. For 214 (Help Message): No fix needed — this is an informational response. Use it to discover which commands the server supports.