On 01.02.2011 20:39, John Mahoney wrote:

On Tue, Feb 1, 2011 at 2:27 PM, Elvis Yoan Tamayo Mollares
[off-list ref] wrote:

quoted

hi list, during ip forwarding process, the kernel replace the source MAC
address of the package it received with my own MAC address.. My question
is: Is there any way to avoid this behavior?

That is what routing does at the ip layer.  You may be able to
accomplish this by bridging the two ports together so that the traffic
is handled at layer 2.

Indeed, have a look at :

http://www.linuxfoundation.org/collaborate/workgroups/networking/bridge

--
John

-- 
Christophe Aeschlimann

Embedded Software Engineer

ACN Advanced Communications Networks S.A.

Rue du Puits-Godet 8a
2000 Neuch?tel, Switzerland

T?l. +41 32 724 74 31

c.aeschlimann at acn-group.ch