Resolve the problem of RouteOS multiline overlay unable to access FTP

The PureFTP is built on the company's WEB server, and cannot be connected to the company after it is built. The error message is as follows:

Failed to connect in PASV mode, trying PORT mode. Listening on port: 49856, waiting for connection. PORT 192, 168, 2, 37, 194, 192, 200, PORT command successfulMLSD425 Could not open data connection to port 11232: Connection refused list error QUIT

You can connect normally by changing another dedicated line of the company or using a mobile phone hotspot, and eliminate the FTP server problem. It is suspected that it is the company network problem. Considering that the current company network is a superposition of four telecom 100 megabytes, it may be caused by shunting when connecting.

Log in to WinBox and set the specified IP address to access FTP via only one ADSL line:

IP-Firewall-Mangle Rule:

Add a mark connection tag with the tag name New Connection Mark ftp:

Add a specified IP:

Add a route that specifies that the request to access the IP address of the FTP takes the fourth ADSL line: