Idle FTP Connections What is / causes an idle ftp connection? Idle ftp connections are caused when an FTP client opens multiple connectionswithout closing the previous ones, or due to an incorrect setting. Response: 421 Too many connections (8) from this IP If your FTP client is using more than 8 connections at the same time, you will getrefused with a message similar to this: Response: 421 Too many connections (8) from this IPError: Could not connect to server Viewing / Closing Idle Connections in cPanel Login to cPanel. Click the FTP Session Control button in the Files section. You will then see a list of all your current FTP connections. Click the red X in the Disconnect column. You will then see a message similar to this "Are you sure you want to disconnect firstname.lastname@example.org FTP user?." Click the Disconnect button to proceed. You are finished when you see a message like this:"The FTP session with PID 27510 was terminated. " Limiting Simultaneous Connections in FileZilla Open FileZilla. Access the Site Manager. Click your site, then select the Transfer Settings tab. Check the box for Limit number of simultaneous connections, and set the Maximum number of connections to 8. Click the OK button. Now when you are using FileZilla, it will not allow you to go over your limitation of 8 simultaneous FTP connections. Congratulations, now you know how to drop idle FTP connections in cPanel, and limit your FTP connections in FileZilla.