On Fri, 23 Feb 2001, Jason Straight wrote: > Where should I be marking packets for traffic control to operate on? mangle , > prerouting I would guess. Is that correct? Why guess? man iptables: mangle This table is used for specialized packet alteration. It has two built-in chains: PREROUTING (for altering incoming packets before routing) and OUTPUT (for altering locally- generated packets before routing). Oki