mitchellh/vagrant — pull request #1121 by rrehbeindoi (2012-09-13 14:41:01+00:00)
Title: Added an option to specify Host and guest ip for port forward

Added an option to specify Host and guest ip for port forward.

Also changed the default SSH to use the loopback interface rather then bind to 'all interfaces'. This should mitigate the openness of vagrant boxes with known username/password full ssh access to anyone that can talk to port 2222 (and family)