Hi, in my Directadmin I have installed ConfigServer Security & Firewall - csf v14.04
I was wonder if there is option to open port like 587 so I can use it for SMTP.
Am using CentOs 8. Not sure how to see if the port is open but I get connection refused.
I was wonder if there is option to open port like 587 so I can use it for SMTP.
Am using CentOs 8. Not sure how to see if the port is open but I get connection refused.