Mobile wireless communication system 100 of the present invention has virtual private network relay apparatus 105 which establishes an IPsec tunnel with network relay apparatus 104 installed on private network 102 via public network 101, further establishes the IPsec tunnel with mobile wireless terminal...http://www.google.fr/patents/US7941843?utm_source=gb-gplus-shareBrevet US7941843 - Mobile wireless communication system, mobile wireless terminal apparatus, virtual private network relay apparatus and connection authentication server
Mobile wireless communication system, mobile wireless terminal apparatus ...
