How to configure SMTP Server on Linux | VPS Tutorial

When I use the telnet command, it says could not resolve

Sir what did you do to save your modified file plz give mei clear instructions

How to block email from SMTP level to sendgrid . I wanted to send mail directly to fax no. From SMTP

telnet: could not resolve VPS_install_Postfix/25: Temporary failure in name resolution
help me

Everything works fine but I don’t receive any email … how do we go about it

How to get smtp details like smtp username password host name port??? I need those for sent mail from my dajango app

hello, thank you for the video. I have an issue, everything works fine but then when I try to send an e-mail I do not receive any e-mail. Can you help me please ?