[Gllug] ipchains and iptables again

Adrian McMenamin adrian at mcmen.demon.co.uk
Mon Jul 8 22:07:18 UTC 2002


On Monday 08 Jul 2002 8:56 pm, Sean Burlington wrote:

> I really don't understand why RedHat do this
> they seem to wrap everything in impenetrable shell scripts (well this
> one isn't too bad but why bother)
>
> the service script just runs /etc/init.d/iptables - so read this script
> for more info
>
> but first run `iptables -L`
>
That just gives the same-ish error as before:

modprobe: Can't locate 
module ip_tables
iptables v1.2.5: can't initialize iptables table `filter': iptables who? (do 
you need to insmod?)
Perhaps iptables or your kernel needs to be upgraded.



> if iptables has been built properly it should output
>
> Chain INPUT (policy ACCEPT)
> target     prot opt source               destination
>
> Chain FORWARD (policy ACCEPT)
> target     prot opt source               destination
>
> Chain OUTPUT (policy ACCEPT)
> target     prot opt source               destination
>
> if no rules are set...
>
> also worth running is lsmod - just to verify which modules are loaded
>
Only PCMCIA modules related to hosting the PCMCIA<->PCI bridge holding the 
wireless card :-<

>
> what is in your /etc/sysconfig/iptables ?
>
Empty

> it may be this that is causing problems



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