From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?ISO-8859-2?Q?G=E1sp=E1r_Lajos?= Subject: Re: What is so special about 172.31.254.254 Date: Wed, 04 Apr 2012 20:54:32 +0200 Message-ID: <4F7C98E8.9070105@freemail.hu> References: <4F7C6804.8090702@freemail.hu> <4F7C6EEE.4090305@mailinator.com> <4F7C7150.4040401@gmail.com> Mime-Version: 1.0 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: <4F7C7150.4040401@gmail.com> Sender: netfilter-owner@vger.kernel.org List-ID: Content-Type: text/plain; charset="iso-8859-1"; format="flowed" To: Payam Chychi Cc: Mike Wright , netfilter list Hi Payam 2012-04-04 18:05 keltez=E9ssel, Payam Chychi =EDrta: > how are they "not" seeing each other? we talking on layer2, 3, 4, or = 7 ? no ping reply at all... > do you have a local arp table on the system showing the neighboring=20 > system? If I change the IP to 253 then it is in the arp list... > do you have a transparent firewall in between enforcing layer2 polici= es? no firewall at all > do you have arp-proxy or gratuitous arp setup on your devices? no... it is just a cross cable setup... Swifty