return the ipchains: Protocol not available

[ToWER]

Hello allz ! Im trying to install a intranet
had eth0,eth1 & lo configurated when i put ifconfig as shown as well
but now i put echo 1 > /proc/sys/net/ipv4/ip_forward
enabling ip_forward to 1
then /sbin/ipchains -P forward DENY
return the ipchains: Protocol not available
also with /sbin/ipchains -A forward -j MASQ -s 192.168.0.0/16
return the ipchains: Protocol not available


is the kernel doesnt support it ?
plz help!

cheers from Spain!!!!

[ManM]

I think you have to load the ipchains module. Try poking around with the 'modconf' command.