yes, 4.04 ist the actually version of the kerio firewall .. does 4.04 run with w2k3 server? after 3... 5 hours running windows 2003 server no network is avaible .. no lan / no internet .. nothing, and the firewall symbol in the taskbar is missing. i dont know if my lan adapter (smc1255tx) the problem is .. or the kerio 4.04 firewall the problem is, i dont know what to do now : / ( http://www.kerio.com/dwn/kpf/ look, there is version 4.04 )