iptables -t mangle -I PREROUTING -i eth0 -m iprange –src-range 192.168.18.2-192.168.18.19 -j MARK –set-mark 8

iptables -t mangle -A PREROUTING -i eth0 -m iprange –dst-range 119.247.224.98 -j MARK –set-mark 8