The default firewall configuration tool for Ubuntu is ufw. Developed to ease iptables firewall configuration, ufw provides a user-friendly way to create an IPv4 or IPv6 host-based firewall. ufw by default is initially disabled. First, ufw needs to be enabled.
Category: Ubuntu
Change Document Root for Apache 2
On Ubuntu, by default, the Apache2 web server stores its documents in /var/www/html, which is typically located on the root file system with rest of the operating system. Sometimes, though, it’s helpful to move the document root to another location.