On Tue, Jan 04, 2005 at 02:35:20PM -0800, Bhasker Allam wrote:
> Hi,
> I am a newbie and I was reading the howto for packet
> filter. The howto has the following picture:
>
> Incoming / \ Outgoing
> -->[Routing ]--->|FORWARD|------->
> [Decision] \_____/ ^
> | |
> v ____
> ___ / \
> / \ |OUTPUT|
> |INPUT| \____/
> \___/ ^
> | |
> ----> Local Process ----
>
> The input filtering is done only for local bound
> packets and after the routing decision. Is the above
> true ?
yes.
> Is there a facility to perform input filtering
> before the routing decision ? Thanks.
yes: -t mangle PREROUTING
-j
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