Actually configure Postfix or Sendmail for PHP mail() is the same. Both of them run the /usr/sbin/sendmail binary. It is quite confusing if we just look at the name of the binary but this is what Postfix did.
For more information, take a look at the Postfix Manual – sendmail.
For the PHP setting, open the /etc/php5/apache2/php.ini and configure the sendmail_path. Continue reading
Setting up Sendmail to relay public SMTP server such as Gmail is quite difficult. In the past, i just kept looking for the blog posts in Google and found that people have different ways to setup Sendmail, but not all of them could be repeated successfully in my setup. After so many trials and errors, i made the relay works but i couldn’t fully understand what’s going on in the setup.
So this time, no more Sendmail, i would like to use Postfix instead. Continue reading