AAA requirements for IPv6 - Toshiba

AAA requirements for IPv6 - Toshiba

AAAv6 Charles E. Perkins Patrik Flykt Thomas Eklund Conformance to IPv4 model Basic DIAMETER doesnt need changes AAA servers in home and local domain Attendant at local point of attachment Node desiring authorization supplies identification and credentials to attendant

AAA & Mobile IP protocol overview AAAL Local Attendant AAAH Home Agent [email protected]

Advertisement from local attendant (e.g., router) Connectivity request from Mobile Node Local Attendant asks AAAL for help AAAL parses ID (MN-NAIs realm) to contact AAAH AAAH authenticates & authorizes, starts accounting AAAH, optionally, allocates a home address AAAH contacts & initializes Home Agent General AAAv6 protocol overview Challenge Router subsystem ID,CR,RPI,Ch

ACR ACR ACA ACA update config Status,RPI,Key MN UCP CP AAAL AAAH

Default router/access router has uncontrolled and controlled parts (UCP and CP) Using AAAv6 CP can be realized by controlling insertion of new entries into the Neighbor Cache Is the attendant function located in the default router? Can IPv6 address eliminate need for NAI? Should DHCPv6 attendant be the DHCPv6 relay? ICMP, UDP, or Dest. Opt. to/from the attendant? Challenge value Request/Response (e.g., for EAP) Additional info (e.g., port #) before authorization?

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