Listen to wireless traffic with TCPDump
In order to do that, I'd recommend the app Intercepter-NG. It's a bit tricky to use, and is known to generate false positives in anti-virus software, but it seems to be the only choice.
How to use Intercepter-NG
As soon as the app starts up, select &quot;Skip scanning&quot; and, in the newly opened activity, choose the tab with the Wireshark icon. Press the Play/Start button to begin sniffing. The packets will be displayed on the screen, as well as saved to a PCAP file on the SD card.