> Well, it's a bit more difficult that it appears. One of the problems
> I previously hinted is that in order to "wireless-tap" a VoIP
> conversation, it is necessary to hear both radios that are involved.

What about if that's Joe at home using a wireless VoIP phone to his home
AP? No other radio (as in phone) involved, just off to some SIP proxy
through his phone service provider.

David.