Vsftp: 425 FTP connection failed [How to Solve]

Find the ftp configuration file /etc/vsftpd/vsftpd.conf

vsftp:425 failed to establish connection

Modify the configuration file by appending


The port number can be customized

and restart the FTP service

 # systemctl restart vsftpd.service

open PASV_ min_ Port and PASV_ max_ Port range port, take firewall as an example

 # firewall-cmd --zone=public --add-port=65000-65500/tcp --permanent
 # firewall-cmd --reload

For more operations of firewall, please move to the basic operations of CentOS firewall

425 Security: Bad IP connecting

modify configuration file and add


Restart FTP service

 # systemctl restart vsftpd.service

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