Wireshark-users: Re: [Wireshark-users] AirPcap necessary for wireless sniffing?
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From: Stephen Fisher <stephentfisher@xxxxxxxxx>
Date: Tue, 25 Nov 2008 10:47:28 -0700
On Tue, Nov 25, 2008 at 11:01:16AM +0000, Faraz Hasan wrote:

> I am trying to use wireshark to sniff packets on my university 
> wireless lan. When I check the interface options in wireshark, that 
> particular interface is not on display. I have learnt that I need a 
> driver AirPcap instead of WinPcap for it to work. Also, is there any 
> device (external hardware) which needs to be plugged in to my computer 
> for this?

See this link for more information on the AirPcap hardware solution for 
wireless capturing:

  http://www.cacetech.com/products/airpcap_family.htm

See this link for information on wireless sniffing without AirPcap:

  http://wiki.wireshark.org/CaptureSetup/WLAN


Steve