[DNA] Re: LinkID v.s. Landmark Prefix

[JinHyeock Choi <jinchoe@gmail.com>]

Dear Greg

> Please don't be shocked, I may agree with
> you in this e-mail.

What a nice shock! I hope to have such a surprise many many 
more times that it won't be a surprise any longer. :-)

> > We intended Linkid scheme not to depend on Link UP and the
> > scheme is supposed to work rubustly even without any Link UP
> > notificaiton.
> 
> I'd prefer something which could work even if the host's
> driver wasn't able to provide Link Up indications.
> 
> While my host implementation basically assumes them,
> not all drivers and operating systems do (or even will)
> support them.
> 
> In some media (for example, CDMA-like media) it may be
> difficult to distinguish when one base station is "UP"
> or not, since multiple base-stations are visible.
> 
> So understanding if the schemes would work without
> indications is useful, if this is a goal.

ok. 

> > We can't deny the possibility of confusion (even Titanic
> > sank in its maiden voyage :-)) but can't find the example yet.
> 
> I've got a case where all 3 (CompleteRA, Landmark, LinkID)
> schemes fail, and I've written it out 3 times, with just
> the names of the schemes changed (It is a corner case though).
>
> At the moment I'm not able to connect my own computer to
> my visited network, but will post it for everyone, when able.

ok. We'd like to see the case. It may show us the way for 
improvement. 

Thanks for your kind consideration. 

Best Regards

JinHyeock