garrettux/knife-vagrant — pull request #6 by spheromak (2013-01-21 20:39:44+00:00)
Title: Add network definition 

This adds the ability to create hostonly and bridged networks:
-n hostonly:172.30.3.1/255.255.255.0,bridged:en0 will add 2 ints first is hostonly with specified addr and mask, second is a bridged interface to en0