Re: [ipwave] FCC Moves Plan Forward to Chop Up Vehicle Safety Airwaves

Abdussalam Baryun <abdussalambaryun@gmail.com> Tue, 17 December 2019 13:27 UTC

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From: Abdussalam Baryun <abdussalambaryun@gmail.com>
Date: Tue, 17 Dec 2019 15:27:20 +0200
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To: Alexandre Petrescu <alexandre.petrescu@gmail.com>
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Subject: Re: [ipwave] FCC Moves Plan Forward to Chop Up Vehicle Safety Airwaves
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On Tue, Dec 17, 2019 at 2:58 PM Alexandre Petrescu <
alexandre.petrescu@gmail.com> wrote:

> in addition to wondering what it means C-V2X
> one might wonder whether C-V2X supports IPv6 or not?
>

yes it should support IPv6, all network in the world specially 4G cellular
and 5G are supporting,


> also one might wonder whether FCC still considers IPv6 for vehicular
> communications?
>

internet services is a must now, but other services should be available
also,


> and, if FCC keeps only the 5895-5905MHz channel, also called Control
> Channel, for DSRC, and on which it still would like to forbid (and other
> times to not forbid) IPv6, then one wonders whether the IPv6-over-OCB
> spec can be of any use anymore.
>

yes it will be in use don't worry,

AB

>
> Alex
>
> Le 17/12/2019 à 13:05, Alexandre Petrescu a écrit :
> >
> >
> > Le 17/12/2019 à 12:05, Abdussalam Baryun a écrit :
> >>
> >>
> >> On Tue, Dec 17, 2019 at 12:59 PM Alexandre Petrescu
> >> <alexandre.petrescu@gmail.com <mailto:alexandre.petrescu@gmail.com>>
> >> wrote:
> >>
> >>     have people elsewhere paid money to get a license to talk in the
> >> 5.9GHz
> >>     space?
> >>
> >> in the article is says the tax payers will be apposing because the
> >> cities already used money for the  DSRC, and it mentions that FCC plan
> >> will KILL and waste a lot of money of city investment by city
> covernment.
> >
> > Right, I think it is the money they spent on deploying the DSRC
> > technology, not on spectrum.
> >
> > That is indeed lots of money in itself.  Even in Europe there are
> > numerous deployments of RSUs permanently attached to poles along
> > highways.  All these RSUs and their spectrum were created and reserved
> > by starting from USA initiatives on DSRC.
> >
> > I wonder what happens to all these investments in Europe if USA changes
> > tack with respect to 5.9GHz allocation to 802.11-OCB.
> >
> > I think there are large misunderstandings in this FCC plan.
> >
> > There are other ideas that were discussed privately and publicly about
> > reserving spectrum for a particular technology (spectrum should be
> > reserved for application kind, not for a particular PHY or MAC - in that
> > sense it seems strange to refuse DSRC but allocate for C-V2X), and about
> > reserving spectrum but still free of use (how can one reserve something
> > but still allow every one to do whatever they want in it).  There are
> > many contradictions.
> >
> > Alex
> >
> >>
> >> AB
> >>
> >>     (not in Europe a single person paid such money)
> >>
> >>     Le 17/12/2019 à 11:56, Abdussalam Baryun a écrit :
> >>      > Hi Alex,
> >>      >
> >>      > I think it is still a debate and not final decision, IMO it is
> not
> >>      > possible change the spectrum while people are already using it
> >>     and paid
> >>      > money for it, therefore, it is only a future plan and may not be
> >>     applied
> >>      > in all locations in the US. Also I would like to know the opinion
> >>     of US
> >>      > participants on this issue please.
> >>      >
> >>      > AB
> >>      >
> >>      > On Tue, Dec 17, 2019 at 11:59 AM Alexandre Petrescu
> >>      > <alexandre.petrescu@gmail.com
> >>     <mailto:alexandre.petrescu@gmail.com>
> >>     <mailto:alexandre.petrescu@gmail.com
> >>     <mailto:alexandre.petrescu@gmail.com>>> wrote:
> >>      >
> >>      >
> >>      >
> >>      >     Le 17/12/2019 à 01:01, Russ Housley a écrit :
> >>      >      >
> >>      >
> >>
> >>
> https://www.consumerreports.org/car-safety/fcc-moves-plan-forward-to-chop-up-vehicle-safety-airwaves/
> >>
> >>      >     [...]
> >>      >      > The FCC plan would divide 75 MHz of the safety spectrum
> >>     between WiFi
> >>      >      > and auto safety applications. The FCC proposal allocates
> >>     20 MHz for a
> >>      >      > newer V2X technology, known as C-V2X, and leaves 10 MHz
> >>     for either
> >>      >      > C-V2X or DSRC.
> >>      >
> >>      >
> >>      > AB> they will need to deliver the technology and implement it,
> >>      >
> >>      > It is indeed a plan that invites to think about the future.
> >>      >
> >>      > An implementation of IPv6 over OCB that uses a 20MHz channel,
> >>     instead of
> >>      > 10MHz, would no longer be 'illegal'.
> >>      >
> >>      > I would like to ask whether FCC considers this potential C-V2X
> >> 20MHz
> >>      > channel to still be free of use for everyone (like the current
> >> 5.9GHz
> >>      > band) or will it be licensed and paid for? (like e.g. the 2.6 GHz
> >>     band
> >>      > of LTE).
> >>      >
> >>      > AB> I think it should be like WiFi usedby all free,
> >>      >
> >>      > Alex
> >>      >
> >>      >
> >>      >
> >>      >  > _______________________________________________
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