mitchellh/vagrant — pull request #1815 by jprosevear (2013-06-09 18:18:26+00:00)
Title: Set ARPCHECK=no as an environment variable with doing ifup #921

Without this vnet0 vbox interface responds to the arping command in /etc/sysconfig/ifup-eth and the ifup command errors out.

Should affect Centos and RHEL.