AWS PHP Установка Sendmail Fedora

1) Login as root with SSH
2.1) Linux Fedora:
>sudo yum install sendmail

2.2) Linux Ubuntu:
>sudo apt-get install sendmail

3) Validate service:
>service sendmail status

Note: it must to be 'Active: active (running)' - Otherwise activate it:
>service sendmail start
Ivan The Terrible