qemu-kvm -hda /home/kvm/w7-ultimate-msdn/w7-ultimate.img -m 1024 -k en-us -usbdevice tablet -localtime -boot c \
-net nic,model=e1000,macaddr="52:54:00:12:34:56",vlan=1 -net tap,ifname=w70,script=no,vlan=1 \
-monitor unix:/home/kvm/opensuse/instance,server,nowait -vnc :8 -vga std &

sleep 2;
ip l set w70 address a2:0f:0c:aa:08:f9;
ip l set w70 up;
ip a a 192.168.88.1/24 dev w70;

echo 1 >/proc/sys/net/ipv4/ip_forward;

iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE;
iptables -A FORWARD -s 192.168.88.0/24 -o eth0 -j ACCEPT;

iptables -A FORWARD -p tcp --dport 3389 -i eth0 -j ACCEPT;
iptables -t nat -A PREROUTING -i eth0 -p tcp --dport 3389 -j DNAT --to 192.168.88.88:3389;