>Although the relevant section in RFC2462 makes DAD a MUST for unicast addresses 
>there are also some exceptions in the same section based on link layer. Also RFC 
>2472 makes DAD redundant for PPP links. Therefore I would like to see the 
>following clarification:
>
>"
>Duplicate Address Detection MUST be supported as specified in RFC2462 section 5.4
>for non PPP links.
>"
>Comments?

        for link-local address RFC2472 exception makes sense, but for others
        it does not.  i'd say keep node-req text as is.

itojun
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