iptables v1.4.14: can't initialize iptables table `nat': Table does not exist (do you need to insmod?)

Question

I\'m trying to set iptable rules, and I got following error message when I use iptable :

iptables v1.4.14: can\'t initialize iptables table `nat\': Table doe         


        

Answer 1

check if tun/tap enabled:

cat /dev/net/tun

if ok will see something :

cat: /dev/net/tun: File descriptor in bad state