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Re: [Roll] RaF vs RAN as a TLA

"Pascal Thubert (pthubert)" <pthubert@cisco.com> Sat, 18 May 2019 20:26 UTC

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From: "Pascal Thubert (pthubert)" <pthubert@cisco.com>
To: Routing Over Low power and Lossy networks <roll@ietf.org>
Thread-Topic: [Roll] RaF vs RAN as a TLA
Thread-Index: AQHVDOikFSFHOJsvvUeHny5kpBcTu6Zvv7IAgAAGf4CAAS36AIAAYdY4
Date: Sat, 18 May 2019 20:26:02 +0000
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Subject: Re: [Roll] RaF vs RAN as a TLA
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Btw I agree with Michael ‘s proposal.


Regards,

Pascal

> Le 18 mai 2019 à 16:36, Michael Richardson <mcr+ietf@sandelman.ca> a écrit :
> 
> 
> Carsten Bormann <cabo@tzi.org> wrote:
>> “Host” is a great word for a thing that is not a router.
> 
> Point taken, and I want to go further with this.
> 
>> If you call RPL-unaware things “hosts”, you reclaim the term “Leaf” for
>> routers that don’t forward (“leaf router” in long form).
> 
> The key point in useofrplinfo was that the *Host* was something that could
> not understand the IPIP headers that we need in some places.
> 
> From reading roll-unaware-leaves, there is some ambiguity between Hosts
> that choose not to participate in the routing mesh, and those that are
> incapable of understanding the RPL artifacts.  I feel that a Host is
> in the later category.
> 
> I am specifically thinking about a subsystem that might use ethernet
> or PPP between Hosts, but have an edge device that speaks LLN.  The internal
> nodes would be hosts, but the edge device would be RUL, but still a router.
> The lack of connectivity might be more about range rather than power
> (such as the window smash detector)
> 
>> Look, ma, no abbrevs.
> 
> I'm specifically offering to change useofrplinfo's acronyms to match
> roll-unaware-leaves.   It's at the IESG, but that change in terminology would
> likely not have a signfiicant effect.
> 
> I resisted calling ~RAF == Hosts because I was concerned I'd confuse things worse.
> I was trying to get processing of IPIP headers (where both IPdst=self) into
> the revised IPv6 Host requirements document, but it seemed like a really big
> fight, and I was busy.  Had I succeeded, then calling them Hosts would have
> been good.
> 
> --
> Michael Richardson <mcr+IETF@sandelman.ca>, Sandelman Software Works
> -= IPv6 IoT consulting =-
> 
> 
> 
> _______________________________________________
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> Roll@ietf.org
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