<aside> 💡 https://superuser.com/questions/1464157/how-do-set-the-servername-directive-globally-to-suppress-this-message-in-os-x

</aside>

아래 코드를 httpd.conf에 추가하면 됨.

# If your host doesn't have a registered DNS name, enter its IP address here.
#
#ServerName www.example.com:80
#ServerName localhost:8080

그 후 apache restart

sudo apache restart