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Wireshark-users: Re: [Wireshark-users] Sniffing across 2 network types

From: Stephen Fisher <stephentfisher@xxxxxxxxx>
Date: Mon, 12 Mar 2007 17:24:23 -0700
On Mon, Feb 26, 2007 at 10:00:27AM +0000, Antonio cassidy wrote:

> I have a wireless router that servers all the traffic to my house.  
> Connected to 1 of the Ethernet ports on the router is a linux box.
> 
> Is it possible to sniff the traffic on the network (wireless clients) 
> using this wired box?

Probably not.

> Im assuming ARP poisoning is out of the question as the wireless 
> clients need to talk to the router before they can talk to the wired 
> box.

They need to talk to the wireless router, but not the router portion of 
it as long as they're all on the same IP subnet.

> The only other option i can think of is to add an AP to an additional 
> interface on the wired box and have the wired box act as a gateway.

What information from the wireless network are you trying to capture?  


Steve