Scapy
From charlesreid1
Scapy
Scapy is a Python library for parsing out wireless information. Imagine an API for your hardware, aircrack, nmap, tcpdump, traceroute, and various other networking utilities, all rolled into one Python library. That's Scapy.
References
Great intro to scapy's many functions: http://www.secdev.org/projects/scapy/demo.html
Great video tutorial: https://www.youtube.com/watch?v=-s4iyNSxs1k
Same setup, with a small battery-powered router: http://minipwner.com/index.php/forum/6-minipnwer-use/1787-my-experience-with-aircrack