CentOS 7 + Apache + Firewall

To make apache visible from network in CentOS 7 you must create some exceptions:
firewall-cmd --permanent --zone=public --add-service=http 
firewall-cmd --permanent --zone=public --add-service=https
firewall-cmd --reload

Gnome3 + Vino: VNC Viewer connection failed.

Temporary fix is: settings set org.gnome.Vino require-encryption false

From here: http://unix.stackexchange.com/questions/77885/how-can-i-connect-to-gnome-3-with-a-windows-vnc-client