FTP 212 Directory Status vs 229 Entering Extended Passive Mode
Both FTP 212 (Directory Status) and 229 (Entering Extended Passive Mode) belong to the 2xx Positive Completion category. 212 indicates that directory status reply. The server provides information about the current directory or a specified directory. Meanwhile, 229 means that entering Extended Passive Mode. The server provides only a port number for the data connection, using the same IP as the control connection. Works with both IPv4 and IPv6.
描述
Directory status reply. The server provides information about the current directory or a specified directory.
何时出现
After issuing the STAT command on a directory, the server returns the directory listing or status information.
如何修复
No fix needed — this is an informational response showing directory contents or status.
描述
Entering Extended Passive Mode. The server provides only a port number for the data connection, using the same IP as the control connection. Works with both IPv4 and IPv6.
何时出现
After issuing the EPSV command. The server responds with a port number in the format (|||port|) for the client to connect to.
如何修复
No fix needed — connect to the server's control IP on the provided port. If it fails, try falling back to PASV (227) or check firewall rules.
主要区别
FTP 212: Directory status reply. The server provides information about the current directory or a specified directory.
FTP 229: Entering Extended Passive Mode. The server provides only a port number for the data connection, using the same IP as the control connection. Works with both IPv4 and IPv6.
You encounter 212 when after issuing the STAT command on a directory, the server returns the directory listing or status information.
You encounter 229 when after issuing the EPSV command. The server responds with a port number in the format (|||port|) for the client to connect to.
何时使用哪个
For 212 (Directory Status): No fix needed — this is an informational response showing directory contents or status. For 229 (Entering Extended Passive Mode): No fix needed — connect to the server's control IP on the provided port. If it fails, try falling back to PASV (227) or check firewall rules.