From mboxrd@z Thu Jan  1 00:00:00 1970
From: Michal =?utf-8?B?S3ViZcSNZWs=?= <mkubecek@suse.cz>
Subject: Re: FORWARD chain in Loop Back interface
Date: Mon, 21 Nov 2011 07:44:44 +0100
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Dne Po 21. listopadu 2011 11:25:52, ratheesh kannoth napsal(a):
>=20
> I have a linux laptop.  i have only loop back interface. i have a
> small tcp client and tcp server running on the machine  ( simple tcp
> echo server and client ).
>=20
> I would like to log these packets  using   , iptables -A FORWARD -p
> tcp -j LOG.  But there is no log getting captured when i execute
> client and server ?
>=20
> is there any way to  produce this  logs ( with only loop back
> interface )  in forward chain ?

Packets going from your system to your system via loopback are not goin=
g=20
through FORWARD chain (there is no forwarding), they pass through OUTPU=
T=20
(as they are locally generated) and then through INPUT (they are locall=
y=20
delivered).

                                                          Michal Kube=E8=
ek