[우분투] apache2: Could not reliably determine the server’s fully qualified domain name

아파치 도메인 이름 미설정에 따른 오류 발생 해결 방법

요약

root@ubuntu14:~# service apache2 restart

root@ubuntu12:~# service apache2 restart 

root@zetawiki:~# grep ServerName /etc/apache2/apache2.conf 

root@zetawiki:~# echo "ServerName localhost" >> /etc/apache2/apache2.conf 

root@zetawiki:~# grep ServerName /etc/apache2/apache2.conf 

root@zetawiki:~# service apache2 restart 

참고사이트
https://zetawiki.com/wiki/%EC%9A%B0%EB%B6%84%ED%88%AC_apache2:_Could_not_reliably_determine_the_server%27s_fully_qualified_domain_name