Linux 2.4 netfilter:
Incoming Outgoing
interface interface
----+------------------- FORWARD -----------------+------->
| ^
v |
INPUT -------------> Application -----------> OUTPUT
The names in capitals are the names of the tables. You can control
packets that the local machine sees completely independently of what
gets routed through the machine with a kernel supporting iptables
by adding the appropriate rules to the input and forward tables.
-- Russell King (rmk@arm.linux.org.uk) The developer of ARM Linux http://www.arm.linux.org.uk/personal/aboutme.html- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/