Wireless cards can be put in promiscuous mode, and you'll see the packets that reach your computer, but maybe not all the traffic of the wireless network - this

Wireless cards can be put in promiscuous mode, and you'll see the packets that reach your computer, but maybe not all the traffic of the wireless network - this is known as the hidden node problem[1]. [1] http://en.wikipedia.org/wiki/Hidden_node_problem http://en.wikipedia.org/wiki/Hidden_node_problem