Re: [lp-wan] review of https://datatracker.ietf.org/doc/draft-moskowitz-lpwan-ipnumber/

Hi all,

I quickly read the draft.
I don't understand why UA (unmanned aircraft, or a drone?) would need LPWAN?

Behcet

On Wed, Jul 6, 2022 at 8:38 AM Pascal Thubert (pthubert) <pthubert=
40cisco.com@dmarc.ietf.org> wrote:

> Dear all
>
> I reviewed
> https://datatracker.ietf.org/doc/draft-moskowitz-lpwan-ipnumber/
>
> Please find my comments below.
>
> In short, I believe that the document is useful and already well advanced
> and I would support the adoption when times come. But I need to ensure that
> a NH number is enough, vs. a new option that would transport SCHC
> parameters like Rule Set ID and/or Instance ID.
>
> I suspect we'll make the call at IETF 114 but we need feedback by then, so
> please join in if you wish the draft to progress rapidly.
>
> "
> If the Next Header in the IP header were SCHC, not ESP, a clear
> segregation of incoming traffic is directly supportable.
> "
> SCHC maintains P2P sessions (called Instances) that are associated with a
> P2P transport. Can we have one and one only SCHC Instance over SPI? How is
> the SCHC rule set determined?
> In the case of SCHC over PPP,  the PPP connection indicates the session
> one for one, and the rule set can be indicated as  URI in the
> IPv6-Compression-Protocol Configuration option see
> https://datatracker.ietf.org/doc/html/draft-thubert-intarea-schc-over-ppp-03#section-3
>
> "
> Where it is possible with ESP's SPI to mitigate inbound packet processing
> challenges implicit SCHC would generate, DTLS header does not safely even
> provide this and a SCHC IP number is necessary to separate traffic.
> "
> Is the above undoable with TLS?
>
> "
> Operation starts using Veriport's WiFi service.
> "
> Can we avoid brand names?
>
> "IANA" section: The new protocol should be added to
> https://www.iana.org/assignments/ipv6-parameters/ipv6-parameters.xhtml
> shouldn't it? And then, by ricochet it will effectively end in
> https://www.iana.org/assignments/protocol-numbers.
>
> Keep safe;
>
> Pascal
>
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