Re: [lp-wan] Review of draft-ietf-lpwan-overview-06.txt

[Behcet Sarikaya <[e-mail]>]

On Tue, Oct 3, 2017 at 8:08 AM, Stephen Farrell <[e-mail]>
wrote:

>
> Hiya,
>
> Thanks for the review.
>
> Belatedly responding to your various mails as I get
> the -07 ready.
>
> On 28/07/17 22:47, Behcet Sarikaya wrote:
> > Hi all,
> >
> > Here are my comments after reading the overview document:
> > page 4.
> > LoRaWAN acronym?
>
> It's not quite an acronym afaik.
>
> > page 8.
> > NwkID in Table 3, is it supposed to be NetID?
>
> Yep, I think you're right.
>
> > p.9
> > DevEUI and AppEUI
> > I think they refer to the device and the application MAC addresses
> > in 64-bits
>
> Yes, those are explained in the text I think.
>
> > p. 13
> > The 3GPP radio protocol architecture is illustration in Figure 4
> > s/illustration/illustrated
>
> Yep, ta.
>
> >
> > control plane protocol stack and data plane protocol stack section
> > numbering is missing
>
> I think that's ok, a 2-level TOC is enough.
>
> > p.14
> > EPC not defined
>
> Evolved Packet Core (EPC)

There are lots of nb-IoT/LTE terms there that could be
> better explained. But if you want to offer text for some
> of those I'd be happy to add that.
>
> > Fig. 1, Fig. 7 refer to non-3GPP architectures which means LoRaWAN,
> SIGFOX
> > and Wi-SUN are basically IEEE 802.15.4 type of technologies?
>
> I'm not sure what change you'd like.
>
> Maybe state that Wireless Smart Ubiquitous Network (Wi-SUN) is based on
the IEEE 802.15.4g standard, therefore it is mesh network while Low Power
Wide Area Network (LoRaWAN), SIGFOX support star architecture and are built
on proprietary technologies.

>
> > Regarding battery life, referred to on Page 11 for NB-IoT and p.15 for
> > SIGFOX, p.21 for Wi_SUN,
> > if these technologies are used to connect devices like refrigerators
> which
> > are almost always powered up, why long term battery life is an issue?
> > On the other hand the use on the pets is a different issue.
>
> Even when mounted on a mains-powered bit of equipment,
> sometimes these devices run on their own battery.
>
> maybe add some text like above including mobility.

On 28/07/17 23:17, Behcet Sarikaya wrote:
> > More comments:
> > p.13 & p.24
> > P-GW is packet data network gateway
> > it is not application server, the classification in Fig. 8 seems to be
> > correct.
>
> Sorry, not sure what you mean. Figure 3 and that text were
> contributed by folks who know more than me about that, but
> if you'd like to suggest specific text I'd be happy to make
> a change, if there are no objections on the list.
>
> I meant change this:

Packet Data Node Gateway (P-GW)

to
packet data network gateway


> On 31/07/17 22:40, Behcet Sarikaya wrote:
> > Comments on Section 4:
> > p.28
> > Valid Lifetime in the 6CO it should be
> >
> > 6LoWPAN Context Option
>
> Ack. Ta.
>
> >
> > p.30
> > s/LPWANs nodes/LPWAN nodes
>
> Ack. Ta.
>
> > p.31
> > staple OCSP responses
> >
> > Online Certificate Status
> >    Protocol (OCSP)
>
> Ack. Ta.
>
> >
> > p.30 section 4.8 second paragraph:
> > add the use of a gateway with LTE uplink as a mobility solution.
>
> I'm not sure what specific text you'd like.
>
>
Add to the second paragraph
NEMO [RFC3963 <https://tools.ietf.org/html/rfc3963>] Mobility solutions
or a gateway with LTE uplink
may be used ...

Cheers,
Behcet

Cheers,
> S.
>
> >
> >
>
>
> Cheers,
> S.
>
> >
> > Regards,
> >
> > Behcet
> > On Fri, Jul 21, 2017 at 2:46 AM, <[e-mail]> wrote:
> >
> >>
> >> A New Internet-Draft is available from the on-line Internet-Drafts
> >> directories.
> >> This draft is a work item of the IPv6 over Low Power Wide-Area Networks
> WG
> >> of the IETF.
> >>
> >>         Title           : LPWAN Overview
> >>         Author          : Stephen Farrell
> >>         Filename        : draft-ietf-lpwan-overview-06.txt
> >>         Pages           : 41
> >>         Date            : 2017-07-21
> >>
> >> Abstract:
> >>    Low Power Wide Area Networks (LPWAN) are wireless technologies with
> >>    characteristics such as large coverage areas, low bandwidth, possibly
> >>    very small packet and application layer data sizes and long battery
> >>    life operation.  This memo is an informational overview of the set of
> >>    LPWAN technologies being considered in the IETF and of the gaps that
> >>    exist between the needs of those technologies and the goal of running
> >>    IP in LPWANs.
> >>
> >>
> >> The IETF datatracker status page for this draft is:
> >> https://datatracker.ietf.org/doc/draft-ietf-lpwan-overview/
> >>
> >> There are also htmlized versions available at:
> >> https://tools.ietf.org/html/draft-ietf-lpwan-overview-06
> >> https://datatracker.ietf.org/doc/html/draft-ietf-lpwan-overview-06
> >>
> >> A diff from the previous version is available at:
> >> https://www.ietf.org/rfcdiff?url2=draft-ietf-lpwan-overview-06
> >>
> >>
> >> Please note that it may take a couple of minutes from the time of
> >> submission
> >> until the htmlized version and diff are available at tools.ietf.org.
> >>
> >> Internet-Drafts are also available by anonymous FTP at:
> >> ftp://ftp.ietf.org/internet-drafts/
> >>
> >> _______________________________________________
> >> lp-wan mailing list
> >> [e-mail]
> >> https://www.ietf.org/mailman/listinfo/lp-wan
> >>
> >
>
>