Subject: Re: stf(4) and NAT
To: Martijn van Buul <>
From: Pavel Cahyna <>
List: tech-net
Date: 11/23/2005 19:25:14
On Tue, Nov 22, 2005 at 07:00:20PM +0000, Martijn van Buul wrote:
> I was receiving the 6to4 traffic, but for some strange reason only known to 
> $deity, the beloved Livebox decided to just forget about the whole address
> translation business, and just dump it on the internal network. One can only
> assume that it failed to map the address back as well.
> In a desperate mood of "Nothing ventured, nothing gained" I decided to remove
> the ipnat entry, and presto: It works!
> 19:58:17.082925 IP > 2002:5591:54c5:1::1 > icmp6: echo request seq 11
> 19:58:17.126136 IP > > 2002:5591:54c5:1::1: icmp6: echo reply seq 11

I'm curious: how did the Livebox know what is the MAC address for on the local Ethernet segment?

Pavel Cahyna