Category

SMTP error

Category

SMTP Error (-1): Connection to server failed. That was an error message our customer recently got while trying to send mails via Roundcube. Usually, this error occurs due to firewall restrictions, mail server malfunctioning, and so on. At Bobcares, we often get requests to fix SMTP errors, as a part of our Server Management Services. Today, let’s have a look into the error and see how our Support Engineers fix it.   What is SMTP…