Peer to Peer communication HITACHI Inspire the Next IPV6: Maintain Address Integrity Spreading Applications to Peer to Peer Server Client-Server local net Local Net ype Communication NAT‖ Internet|NAT client. EH Client IPv6 Implementation Peer to peer IPV6 New Applications ocal Net Server VolP, TV Conf, Chat Internet Net- Game. Net-PDA Client Client All Rights Reserved, Copyright 2002-2003, Hitachi Ltd 10
All Rights Reserved, Copyright 2002-2003, Hitachi Ltd. 10 NAT Internet Client Client-Server Type Communication IPv6 Implementation Peer to Peer New Applications VoIP, TV Conf., Chat Net-Game, Net-PDA Local Net Peer to Peer Communication n IPv6 : Maintain Address Integrity n Spreading Applications to Peer to Peer NAT Local Net Client Server Internet IPv6 Local Net Client Server Client
Secure Communication HITACHI Inspire the Next Implementation of IPSec on Host Support of Local Network Security IPy4+ Nat NAT doesn' t have Certification Cipher Information No Certification Cipher capabilities in Local Net Host HLocal NetH NAT Security L Fire Internet GW a Management Interfaces DB IPV6 o IPSec is embedded in Layer 3 Protocol of Host Real-Time, Secure communication between hosts Host Fire Local net Internet Wall IG All Rights Reserved, Copyright 2002-2003, Hitachi Ltd
All Rights Reserved, Copyright 2002-2003, Hitachi Ltd. 11 Secure Communication Local Net Internet DB Host NAT Security GW Fire Wall Management Interfaces IPv4 + NAT n Implementation of IPSec on Host n Support of Local Network Security l NAT doesn’t have Certification / Cipher Information No Certification / Cipher Capabilities in Local Net IPv6 Host Internet Fire Wall Local Net l IPSec is embedded in Layer 3 Protocol of Host Real-Time, Secure Communication between Hosts