530 Only client IP address allowed to connect to PASV socket

The following error message is displayed when ftp is used today.530 only client ip address allowed to connect to pasv socketI have never seen this method, but according to my own understanding of this English section, your ip address is not within the permitted range, so it is easy now.

Remote server,

The ftp server sets the client ip range. Only customers within the range can be allowed to log on to the ftp server. The solution is to add your ip address on the ftp server, or change to a computer in this range.

The specific modification method is as follows:

Solution: because serv-u intercepts "ftp_bounce" attacks and fxp, it does not know what the purpose of serv-u is, select this option when you only see the interception attack. However, problems may occur in actual applications. You only need to remove this option.