
Tweak settings, allows you to configure many cPanel & WHM settings. It will allow only the MTA, mailman, and root to connect to remote SMTP servers.Ĥ) Then you would need to navigate to “Tweak Settings” under “Server Configuration”. This feature prevents users from bypassing the mail server to send mail, a common practice used by spammers. The security center section of WHM allows you to improve the security on your server.ģ) To disable, SMTP restrictions you would need to click on the “Disable” button. To fix this error you would need to disable SMTP Restrictions, from your server.Ģ) Navigate to “SMTP Restrictions” under “Security Center”. Some of them are getting the error ‘SMTP ERROR: Failed to connect to server: Connection refused (111) error’.



Most of the WordPress customers are facing the issue while sending mails from WordPress using any plugins. How to Fix SMTP ERROR: Failed to connect to server: Connection refused (111) error on WordPress
