1: open cmd “run as administrator”
2: then type the following:
netsh advfirewall firewall add rule name=realid dir=out protocol=tcp remoteport=1119 action=block
disable firewall rule (on real id)
netsh advfirewall firewall set rule realid new enable=no
enable firewall rule (off real id)
netsh advfirewall firewall set rule realid new enable=yes
activate the firewall rule only in the character selection screen!
here is a fix for getting guest additions working inside of an ubuntu host.
sudo apt-get update
sudo apt-get install build-essential linux-headers-$(uname -r)
sudo apt-get install virtualbox-ose-guest-x11