> do you have something in this output? > # cat /proc/net/ip_conntrack No such file or directory # ls /proc/net/ip_* /proc/net/ip_tables_matches /proc/net/ip_tables_targets /proc/net/ip_tables_names > /sbin/modprobe ip_conntrack "ip_conntrack_enable_ve0=1" I wrote modprobe to /etc/init.d/iptables file and reboot. but, not accept.