>> - then, how can we get care-of address of the peer?
>> (1) new IPV6_RECVxx in rfc2292 advanced API?
>> (2) new system call? -> unacceptable
>Seems like first we should decide whether it is a requirement of the API
>to be able to return this information.
>Then we can decide what the mechanism should be.
hmm I see.
>> when a mobile node A sends packet to a node B:
>> A may want to control the use of mobile-ip6. examples: (1) if A would like
>> to talk to ubiquitous services like DNS, A may want to use care-of address,
>> not the home address. (2) IKE (to establish key for mobile-ip6) requires it.
>> - how can we avoid use of home address? 1-bit flag in setsockopt?
>> - what is the relationship/interaction with IPV6_PKTINFO?
>Just to clarify: are you talking about the case when A wants to use
>A's COA as the source instead of A's home address?
>I assume the bind() socket call can be used to specify the source address
>to use.
yes, it was about source address selection (and use of mobile-ip6
options) on node A. see reply to Steve for details.
itojun
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