User:
kvm -redir tcp:10000::22
TAP：
sudo apt-get install uml-utilities
echo "1" > /proc/sys/net/ipv4/ip_forward
sudo iptables -P INPUT DROP
sudo iptables -A INPUT -m state --state ESTABLISHED,RELATED -j ACCEPT
sudo iptables -A INPUT -i lo -j ACCEPT
sudo iptables -P FORWARD ACCEPT
sudo iptables -t nat -F POSTROUTING
sudo iptables -t nat -A POSTROUTING -s 9.9.9.0/24 -o eth0 -j MASQUERADE
sudo iptables-save > /home/qihua/.myconf/iptables.rules
rc.local
iptables-restore < /home/qihua/.myconf/iptables.rules
sudo ln -s /home/qihua/.myconf/rc.local rc.local
sudo ln -s /home/qihua/.myconf/network_interface /etc/network/interfaces
