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Re: Simplifying IKE (was RE: Reliable delete notifies)



  
>Secure multicast will require a different key exchange not just a
>different DOI.


Page 15 of RFC 2408 reads:
"
    services.  A DOI defines:

     o  A "situation":  the set of information that will be used to
        determine the required security services.

     o  The set of security policies that must, and may, be supported.

     o  A syntax for the specification of proposed security services.

     o  A scheme for naming security-relevant information, including
        encryption algorithms, key exchange algorithms, security policy
        attributes, and certificate authorities.

     o  The specific formats of the various payload contents.

     o  Additional exchange types, if required.
"
Thus, a DOI defines new exchanges.  So what does it mean that multicast will require a new key exchange (not just a new DOI) when one of the Internet Standards-track specs says it can be extended with new exchanges?  It is a problem that both RFC 2408 and RFC 2409 claim to support DOIs.  Does one use RFC 2408 to define a new DOI or RFC 2409?


Mark



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