On Wednesday 11 December 2002 20:03, Dimitris Zilaskos wrote:
> Hello ,
>
>   I am getting this error :
>
> Performing cross-bridge DNAT requires IP forwarding to be enabled
>
>  Produced by the following rule
>
> iptables -t nat -A PREROUTING -i eth1 -p tcp -s 1.2.3.4/32  \
> -d ! localnet --dport 80 -j DNAT --to squidbox:sqidport
>
> kernel is 2.4.20 + ebatables patch + bridge-nf patch for 2.4.20
>
> Ip forwarding is enabled both in kernel & proc .

Are you absolutely sure "cat /proc/sys/net/ipv4/ip_forward" returns 1?
If so, are there any situations in which DNAT does work? It works fine on my 
test box...

-- 
cheers,
Bart

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