Hyper-V

netsh firewall set opmode disable 

Pasted from <http://www.wantmoore.com/archives/2007/02/20/disable-windows-firewall-via-command-line/>  

1. netsh advfirewall set allprofiles state off 
    

Pasted from <http://technet.microsoft.com/en-us/library/dd772588(v=ws.10).aspx>