• Addresses are assigned to interfaces
    • No change from IPv4 Model
  • Interface can have multiple addresses
  • Addresses have scope
    • Link Local
    • Site Local
    • Global
  • Addresses have lifetime
    • Valid and Preferred lifetime
  • Self Configurations of workstations
  • Security Features
  • Support Mobile workstations
  • Backward Comptiablity with IPv4
  • End-to-End security Model
    • Protects DHCP
    • Protects DNS
    • Protects IPv6 Mobility
    • Protects End-to-End traffic over IPv4 networks
  •  Larger Address Space
  • Efficient and Extensible IP datagram
  • Efficient Route Computation and Aggregation
  • Improved Host and Router Discovery
  • Mandated New Stateless and Stateful Address
  • Autoconfiguration
  •  Easy renumbering
  •  Mobility support
  •  Mandated Security for IP datagrams