how can use Debian as a network tap

[ram <talk2ram@gmail.com>]

Hi all

 

how can i make debian as a network tap with 3 ethernet cards

 

on for network in and one for network out

third one is connected to another debian with ntop to hear the traffic

 

is this possible  solution.

if yes.. any resources for the same

 

or any suggestion will be welcome

 

ram