Since ArpON 3.0-ng (next generation), ArpON has been rewritten from scratch, therefore all the old versions of ArpON (lower of 3.0-ng) are deprecated. Please upgrade all installations of ArpON and read carefully the documentation and the man page of ArpON. ArpON (ARP handler inspection) is a Host-based solution that make the ARP standardized protocol secure in order to avoid the Man In The Middle