[Winpcap-users] Sniffing WiFi access points nearby

gonzalo diethelm gdiethelm at dcv.cl
Wed Feb 23 11:59:55 PST 2011

> WinPcap is a software component. With WinPcap you can capture data frames
> in 802.11 (which are transformed into Ethernet frames with the windows
> networking stack and/or network card drivers), but you cannot capture
> data/management frames (e.g. beacons).
> AirPcap is a hardware solution (a USB dongle) that allows you to capture
> all the 802.11 frames on a specific channel (so control, data and
> management frames).

Gianluca, thanks for the insight. What you say is very clear but raises a question: how does something like Network Stumbler work with a regular WiFi card?

Best regards.

Gonzalo Diethelm

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