[Mageia-discuss] Odd entry in log file

[imnotpc]

On 05/06/2012 02:33 PM, Doug Lytle wrote:
> imnotpc wrote:
>> May  5 08:42:38 Cedar1 kernel: [2420746.469695] ll header: 
>> 00:11:09:01:8f:2b:00:18:4d:9d:dc:39:08:00
>> May  5 08:42:38 Cedar1 kernel: [2420746.470060] martian source 
>> 173.194.74.154 from 192.168.3.2, on dev eth0 
>
> Host shows:
>
> host 173.194.74.154
>
> 154.74.194.173.in-addr.arpa domain name pointer qe-in-f154.1e100.net
>
> If you plug in a machine (Or device) that has an ip address that 
> doesn't match your network, you'll get martian source notices.
>
> What is the function of the machine that logging this?
>
> Doug
>
>

The boxes logging these entries are firewall/routers, each on the edge 
of a DMZ and a LAN. The entries don't match the subnet of any of the 
local networks. Wired connections are closely monitored, but wireless 
device access is more lenient.

Jeff