A network connection apparatus for communicating between a network device located in a first private network and a second private network located outside the first private network. The apparatus includes an address acquisition module capable of acquiring a public IP address of a network management device...http://www.google.fr/patents/US7796616?utm_source=gb-gplus-shareBrevet US7796616 - Apparatus and method for offering connections between network devices located in different home networks
Apparatus and method for offering connections between network devices ...