Re: [6lo] Call for adoption of draft-hou-6lo-plc

2019-01-27 Thread Carsten Bormann
I support adoption of this draft. The first item of work once adopted should be to clarify the relationship of this draft to the confusing PLC landscape. Section 3 mentions IEEE 1901 and G.9904, but the rest of the text doesn’t seem to discuss these forms of PLC any further. This is an editor

Re: [6lo] draft-ietf-6lo-minimal-fragment-00: When to remove VRB entries?

2019-02-07 Thread Carsten Bormann
On Feb 7, 2019, at 11:58, Yasuyuki Tanaka wrote: > > If you receive a fragment having a fragment_tag which you've already seen and > the fragment_tag is not associated with any entry in the VRB table, you can > consider it as a duplicate or late-arriving fragment. Then, you can drop the > rece

Re: [6lo] draft-ietf-6lo-minimal-fragment-00: When to remove VRB entries?

2019-02-07 Thread Carsten Bormann
On Feb 6, 2019, at 15:49, Martine Lenders wrote: > > However, I'm unsure how I can determine when it is safe to remove a VRB entry > at least for the minimal forwarding case (even for a successfully transmitted > datagram). As far as I have seen not even the original VRB draft [4] mentions > a

Re: [6lo] draft-ietf-6lo-minimal-fragment-00: When to remove VRB entries?

2019-02-07 Thread Carsten Bormann
On Feb 7, 2019, at 12:36, Yasuyuki Tanaka wrote: > > Since datagram_tag is expected to be incremented (by one) as RFC4944 > specifies, holding the last datagram_tag per peer may be enough, although > this kind of thing could be "implementation-specific": Right. We don’t want to blackhole data

[6lo] Constrained Node/Network Cluster @ IETF104: DRAFT AGENDA

2019-02-22 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the DRAFT AGENDA for IETF104. Remember that there is still quite some potential for changes. cose/teep and lpwan/t2trg are some annoying conflicts that meet the eye. I also don't like that I'll have to miss the cacao BOF (vs. core), dinrg/suit,

[6lo] Constrained Node/Network Cluster @ IETF104: FINAL AGENDA

2019-03-01 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the FINAL AGENDA for IETF104. Remember that, even though this will now go to the printers, there is still some potential for changes. The somewhat annoying coflicts cose/teep and lpwan/t2trg remain. I also don't like that I'll have to miss the c

Re: [6lo] Barry Leiba's Discuss on draft-ietf-6lo-deadline-time-04: (with DISCUSS and COMMENT)

2019-05-12 Thread Carsten Bormann
On May 12, 2019, at 15:54, Barry Leiba via Datatracker wrote: > > Why is DTL the length *minus 1*? Doesn’t that invite mistakes? Is there a > reason not to make it the length, and to say that 0 is not a valid value? Fundamentally, a small integer encoded into a bitfield is best encoded as a v

[6lo] Constrained Node/Network Cluster @ IETF105: DRAFT AGENDA

2019-06-21 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the DRAFT AGENDA for IETF105. Remember that there is still quite some potential for changes. Conflicts that meet the eye: COSE/TEEP again! ROLL/SUIT/DINRG and 6TISCH/ACE are maybe slightly less annoying. (The poor TEEP people get to both start

[6lo] Constrained Node/Network Cluster @ IETF105: FINAL AGENDA

2019-07-03 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the FINAL AGENDA for IETF105. Remember that, even though this will now go to the printers, there is still some potential for changes. Conflicts that meet the eye: COSE/TEEP stays; ROLL/SUIT/DINRG and 6TISCH/ACE are maybe slightly less annoying.

Re: [6lo] Advocating a generalisation of RFC8505 to non-6lo LANs

2019-07-04 Thread Carsten Bormann
RFC 6775/8505 on a new (greenfield) foo (as in IP over foo) is pretty much a no-brainer, if that foo has points where the 6LBR functionality is naturally centralized. Not so easy for brownfield, i.e., in networks where classic ND is already used in some hosts and some routers. “Efficient ND” (

Re: [6lo] Advocating a generalization of RFC8505 to non-6lo LANs

2019-07-08 Thread Carsten Bormann
On Jul 8, 2019, at 14:41, Pascal Thubert (pthubert) wrote: > >> What sort of device is a "L3AP"? In RFC 8200 we don't have that sort of >> device >> defined, we just have links, hosts, routers and nodes (IPv6 host or router). > > Like a L3-switch but wireless. An AP is a bridge that is proactiv

Re: [6lo] Shepherd writeup: IPR on draft-ietf-6lo-minimal-fragment-02

2019-07-17 Thread Carsten Bormann
I am not personally aware of any patent claims that would read on this specification. Grüße, Carsten > On Jul 17, 2019, at 17:32, Carles Gomez Montenegro > wrote: > > (Note: CC'ing the 6Lo WG list.) > > Dear authors, > > In preparation for the shepherd writeup of the minimal fragment forwar

Re: [6lo] Shepherd review of draft-ietf-6lo-minimal-fragment-02

2019-07-19 Thread Carsten Bormann
On Jul 19, 2019, at 17:08, Pascal Thubert (pthubert) wrote: > > Actually we use the term Low Power Lossy Network beyond 6lo, e.g., in ROLL. > I'd rather keep the term but certainly expand it on first use. I’d rather get rid of it. Grüße, Carsten ___

Re: [6lo] Shepherd review of draft-ietf-6lo-minimal-fragment-02

2019-07-19 Thread Carsten Bormann
On Jul 19, 2019, at 17:33, Carsten Bormann wrote: > > On Jul 19, 2019, at 17:08, Pascal Thubert (pthubert) > wrote: >> >> Actually we use the term Low Power Lossy Network beyond 6lo, e.g., in ROLL. >> I'd rather keep the term but certainly expand it on first us

Re: [6lo] Shepherd review of draft-ietf-6lo-minimal-fragment-02

2019-07-19 Thread Carsten Bormann
On Jul 19, 2019, at 17:08, Pascal Thubert (pthubert) wrote: > > Based on your 2 suggestions combined, the title becomes "6LoWPAN Fragment > Forwarding" Sounds good. Grüße, Carsten ___ 6lo mailing list 6lo@ietf.org https://www.ietf.org/mailman/listin

[6lo] [Cbor] Constrained Node/Network Cluster @ IETF106: DRAFT AGENDA

2019-10-20 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the DRAFT AGENDA for IETF106. Remember that there is still quite some potential for changes. Conflicts that meet the eye: LAKE/SUIT (already noted by Russ), BOF on top (thing security): TMRID. ACE/RATS are also both security technologies that i

[6lo] Constrained Node/Network Cluster @ IETF106: FINAL AGENDA

2019-10-25 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the FINAL AGENDA for IETF106. Remember that, occasionally, futher agenda changes do happen. Quite a bit has been moved around from the draft agenda. LAKE no longer conflicts with SUIT, TMRID is now on top of ROLL and TEEP which is maybe a bit le

[6lo] Constrained Node/Network Cluster @ IETF107: DRAFT AGENDA

2020-02-21 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the DRAFT AGENDA for IETF107. Remember that there is still quite some potential for changes. Conflicts that meet the eye: ROLL vs. COSE/TEEP, LPWAN vs. RATS, and LAKE vs. RATS, WPACK vs. ACE. The latter two might be a bigger problem, while the

[6lo] Constrained Node/Network Cluster @ IETF107: FINAL AGENDA

2020-02-28 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the FINAL AGENDA for IETF107. Remember that, occasionally, futher agenda changes do happen. Not much change from the DRAFT AGENDA. SUIT has moved to Friday, now on top of 6lo. The other security/not-so-much-security conflicts in the IoT space

Re: [6lo] [lp-wan] RFC 8724 on SCHC: Generic Framework for Static Context Header Compression and Fragmentation

2020-04-15 Thread Carsten Bormann
Congratulations! After area-context header compression, RFC 6282 in 2011, this is another milestone of header compression to bring IP to constrained environments. Looking forward towards many things being built on top of this! Grüße, Carsten > On 2020-04-16, at 04:39, rfc-edi...@rfc-editor.o

[6lo] Constrained Node/Network Cluster @ IETF108: DRAFT AGENDA

2020-06-27 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the DRAFT AGENDA for IETF108. Remember that there is still quite some potential for changes. Conflicts that meet the eye: LAKE/SUIT (!). ACE/RATS. (I think 6LO/COSE can be ignored.) HACKATHON is on top of CORE, but I don't know what that slot

[6lo] Constrained Node/Network Cluster @ IETF108: FINAL AGENDA

2020-07-02 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the FINAL AGENDA for IETF108. Remember that, occasionally, further agenda changes do happen. There has been no change from the DRAFT AGENDA in the Conflicts I noted: LAKE/SUIT (!). ACE/RATS. (I think 6LO/COSE can be ignored.) The only significa

[6lo] Constrained Node/Network Cluster @ IETF109: DRAFT AGENDA

2020-10-16 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the DRAFT AGENDA for IETF109. Remember that there is still quite some potential for changes. The conflicts that meet the eye this time seem to impact generalists only. Great scheduling job! All times *on my agenda* are in UTC (the default page

[6lo] Constrained Node/Network Cluster @ IETF109: "FINAL" AGENDA

2020-10-23 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the "FINAL" AGENDA for IETF109. Remember that further agenda changes can still happen. Very little has changed with respect to the draft agenda. WEBTRANS does meet, and CFRG and IRTFOPEN have been moved around (CFRG now on top of CORE, unfortun

[6lo] Constrained Node/Network Cluster @ IETF110: DRAFT AGENDA

2021-02-06 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the DRAFT AGENDA for IETF110. Remember that there is still quite some potential for changes. The IoT-relevant conflicts that meet the eye this time are LAKE/RATS, IOTOPS/COSE, CORE/DANISH, in order from hurtful to disastrous (ROLL/SUIT and LPWA

[6lo] Constrained Node/Network Cluster @ IETF110: "FINAL" AGENDA

2021-02-13 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the "FINAL" AGENDA for IETF110. Remember that further agenda changes can still happen. A number of changes have been made with respect to the draft agenda. CBOR has moved to Monday into what was ASDF's slot, and ASDF is now on top of IOTOPS (ug

[6lo] Constrained Node/Network Cluster @ IETF111: DRAFT AGENDA

2021-06-25 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the DRAFT AGENDA for IETF111. Remember that there is still quite some potential for changes. The IoT-relevant conflicts that most meet the eye this time are LAKE/RATS, IOTOPS/RATS (and there is likely to be an IoT-relevant discussion at tsvwg,

[6lo] Constrained Node/Network Cluster @ IETF111: "FINAL" AGENDA

2021-07-02 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the "FINAL" AGENDA for IETF111. Remember that further agenda changes can still happen. A number of changes have been made with respect to the draft agenda. Most notably, IOTOPS has moved on top of SECDISPATCH (was on top of RATS), but LAKE stay

Re: [6lo] Errata ID: 4814

2021-09-07 Thread Carsten Bormann
On 2021-09-06, at 05:40, Dale R. Worley wrote: > > I remember filing this erratum, and at the time, someone pointed out how > the 255 hop-limit is used, etc. as Kerry describes. I'm surprised that > the erratum hasn't been closed previously. I agree with Dale that the errata report should be cl

Re: [6lo] New Version Notification for draft-thubert-6lo-multicast-registration-00.txt

2021-10-06 Thread Carsten Bormann
On 2021-10-06, at 14:45, Carles Gomez Montenegro wrote: > > We encourage the WG to read the document and provide comments on the > mailing list. May not get to it immediately. I’d like to point out that we did something rather similar in draft-ietf-roll-ccast, the MLAOs (Section 5.1): https:/

[6lo] Constrained Node/Network Cluster @ IETF112: DRAFT AGENDA

2021-10-08 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the DRAFT AGENDA for IETF112. Remember that there is still quite some potential for changes. The IoT-relevant conflicts that most meet the eye this time are ASDF/LAKE/RATS and IOTOPS/COSE. All times are in UTC. Note that the first week in Novem

Re: [6lo] New Version Notification for draft-thubert-6lo-multicast-registration-02.txt

2021-10-10 Thread Carsten Bormann
Is it time for an adoption call? (15 days before I-D deadline, so a 14-day adoption call would need to be issued quickly; 7-day adoption calls are fine, though.) Grüße, Carsten > On 2021-10-09, at 13:53, Pascal Thubert (pthubert) > wrote: > > Dear chairs and ADs > > The IANA section correct

[6lo] Constrained Node/Network Cluster @ IETF112: FINAL AGENDA

2021-10-15 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the "FINAL" AGENDA for IETF112. Remember that further agenda changes can still happen. COSE no longer is on IOTOPS; MADINAS, ADD, INTAREA, UTA, and OPENPGP have moved around a bit. The conspicuous conflict of ASDF/LAKE/RATS remains. All times

Re: [6lo] I-D Action: draft-li-6lo-native-short-address-01.txt

2022-02-17 Thread Carsten Bormann
On 2021-12-14, at 10:09, Luigi Iannone wrote: > > While we believe that the document is becoming mature, we still welcome any > feedback people can send us. I haven’t read the new version, but I stick with the observation that the problem/opportunity addressed is already solved with 6lo header

[6lo] Constrained Node/Network Cluster @ IETF113: DRAFT AGENDA

2022-02-18 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the DRAFT AGENDA for IETF113. Remember that there is still quite some potential for changes. The IoT-relevant conflicts that most meet the eye this time are LPWAN/ACE (probably little actual overlap) and DRIP/ROLL/RATS (probably a little more o

[6lo] Constrained Node/Network Cluster @ IETF113: FINAL AGENDA

2022-02-26 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the "FINAL" AGENDA for IETF113. Remember that further agenda changes can still happen. The IoT-relevant conflicts that most meet the eye this time are LPWAN/ACE (probably little actual overlap) and DRIP/ROLL/RATS (probably a little more overlap

[6lo] Constrained Node/Network Cluster @ IETF114: DRAFT AGENDA

2022-06-25 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the DRAFT AGENDA for IETF114. Remember that there is still significant potential for changes. The IoT-relevant conflicts that most meet the eye this time are ROLL/SUIT (probably little actual overlap) and CBOR/LAKE (probably a lot of overlap).

[6lo] Constrained Node/Network Cluster @ IETF114: FINAL AGENDA

2022-07-02 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the FINAL AGENDA for IETF114. Remember that further agenda changes can still happen. ROLL is now on top of COSE and no longer SUIT (both probably with little actual overlap), LAKE is now on top of LPWAN and no longer CBOR (probably much less ove

[6lo] Constrained Node/Network Cluster @ IETF115: DRAFT AGENDA

2022-10-09 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the DRAFT AGENDA for IETF115. Remember that there is still significant potential for changes. All times are in UTC, as will be the physical meeting. Grüße, Carsten SATURDAY, November 5, 2022 0930-2100 Hackathon - Admiral 1 1030-1100 Hacka

[6lo] Constrained Node/Network Cluster @ IETF115: FINAL AGENDA

2022-10-15 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the FINAL AGENDA for IETF115. Remember that further agenda changes can still happen. As usual, there are tons of subtle conflicts; e.g., having TIGRESS, MADINAS, and SECDISPATCH in one slot will be hard for security and privacy minded people ev

[6lo] Constrained Node/Network Cluster @ IETF116: DRAFT AGENDA

2023-02-25 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the DRAFT AGENDA for IETF116. Remember that there is still significant potential for changes. Notable conflicts include: dispatch vs. rats CORE vs. SCITT drip vs. roll IOTOPS vs. TEEP All times are in UTC; the physical meeting will be on JST +

[6lo] Constrained Node/Network Cluster @ IETF116: FINAL AGENDA

2023-03-04 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the FINAL AGENDA for IETF116. Remember that further agenda changes can still happen. Some conflicts in the draft agenda have been resolved, some of the more subtle ones remain, including: dispatch vs. rats CORE vs. SCITT drip vs. roll The ACE v

[6lo] Constrained Node/Network Cluster @ IETF117: DRAFT AGENDA

2023-06-30 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the DRAFT AGENDA for IETF117. I'm sorry this took a little longer but the format in which the input was provided by the Secretariat had changed, so some assembly was required. Remember that there is still significant potential for changes. The

[6lo] Constrained Node/Network Cluster @ IETF118: DRAFT AGENDA

2023-10-06 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the DRAFT AGENDA for IETF118. Remember that there is still significant potential for changes. I personally don't like the SCHC/IOTOPS conflict; I also don't like the TIGRESS/ACE/JOSE cluster. Apart from that, this agenda works reasonably well.

[6lo] Constrained Node/Network Cluster @ IETF118: FINAL AGENDA

2023-10-13 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the FINAL AGENDA for IETF118. Remember that there is still potential for changes. Not much has changed apart from a couple of room changes: DNSSD has been moved from Friday to Thursday, and a couple of "break sessions" have been created. I stil

[6lo] Constrained Node/Network Cluster @ IETF118: FINAL AGENDA

2023-10-13 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the FINAL AGENDA for IETF118. Remember that there is still potential for changes. Not much has changed apart from a couple of room changes: DNSSD has been moved from Friday to Thursday, and a couple of "break sessions" have been created. I stil

[6lo] Constrained Node/Network Cluster @ IETF119: DRAFT AGENDA

2024-02-17 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the DRAFT AGENDA for IETF119. Remember that there is still significant potential for changes. CFRG vs. COSE is a bit suboptimal for the crypto expertise that might be present in the COSE room. INTAREA vs. WITAREA is a bit surprising to me; the

[6lo] Constrained Node/Network Cluster @ IETF119: FINAL AGENDA

2024-02-23 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the FINAL AGENDA for IETF119. Remember that there is still potential for changes. CFRG vs. COSE still is a bit suboptimal for the crypto expertise that might be present in the COSE room. WITAREA is now on LAKE. CBOR got moved to Friday and has

Re: [6lo] Processing old erratum 6194 on RFC 4944, "Transmission of IPv6 Packets over IEEE 802.15.4 Networks"

2024-04-23 Thread Carsten Bormann
RFC 4944 does what (AFAIK) all 802-derived IP-over-foos do when creating IP addresses from MAC addresses/EUIs: The Interface Identifier is then formed from the EUI-64 by complementing the "Universal/Local" (U/L) bit, (Section 4 of RFC 2464). The text cited from IEEE talks about EUIs. EUI

Re: [6lo] Processing old erratum 6194 on RFC 4944, "Transmission of IPv6 Packets over IEEE 802.15.4 Networks"

2024-04-28 Thread Carsten Bormann
On 2024-04-28, at 16:38, Esko Dijk wrote: > > Just noting that the naming in RFC 4944 may confuse some readers: both bits > are now named "U/L bit". The complemented bit could have been named "L/U > bit" instead; or "the bit in the U/L bit position". Also the RFC 2464 > reference URL to the "

[6lo] Constrained Node/Network Cluster @ IETF120: DRAFT AGENDA

2024-06-21 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the DRAFT AGENDA for IETF120. Remember that there is still significant potential for changes. All times are in UTC; the physical meeting will be on PDT == -0700. The times listed as 2400 plus are the next day in UTC! Grüße, Carsten SATURDAY,

[6lo] Constrained Node/Network Cluster @ IETF120: FINAL AGENDA

2024-07-03 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the FINAL AGENDA for IETF120. Remember that there is still potential for changes. All times are in UTC; the physical meeting will be on PDT == -0700. The times listed as 2400 plus are the next day in UTC! Grüße, Carsten SATURDAY, July 20, 20

[6lo] Constrained Node/Network Cluster @ IETF96: DRAFT AGENDA

2016-06-17 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the DRAFT AGENDA for IETF96. Remember that there is still quite some potential for changes. Apart from COSE on PLUS (ouch), and the maybe more personal conflicts of ACE on QUIC and 6LO on ARTAREA, I'm not seeing a lot of hurt this time. Moves d

Re: [6lo] We need IPv6 over BTLE packet dumps, please

2016-07-13 Thread Carsten Bormann
Hi Alex, I think we were experiencing a tools.ietf.org outage. Works for me now. Grüße, Carsten Alexandru Petrescu wrote: > Le 11/06/2015 à 15:38, Carsten Bormann a écrit : > [...] > >> May I remind people that there is a repository of 6LoWPAN packet dumps at

[6lo] Constrained Node/Network Cluster @ IETF97: DRAFT AGENDA

2016-10-14 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the DRAFT AGENDA for IETF97. Remember that there is still quite some potential for changes. IoT is starting a bit late at IETF97; only two meetings of cluster WGs on Mon/Tue (but then of course we start big with the Sunday icnrg/t2trg joint meet

[6lo] Constrained Node/Network Cluster @ IETF97: FINAL AGENDA

2016-10-22 Thread Carsten Bormann
Constrained Node/Network Cluster @ IETF97: FINAL AGENDA To: 6lo@ietf.org, 6ti...@ietf.org, lp-...@ietf.org, l...@ietf.org, r...@ietf.org To: a...@ietf.org, c...@ietf.org, c...@ietf.org, dtls-...@ietf.org, t2...@irtf.org Here is my usual eclectic condensed agenda based on the "FINAL" AGENDA for IE

[6lo] Constrained Node/Network Cluster @ IETF98: DRAFT AGENDA

2017-02-26 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the DRAFT AGENDA for IETF98. Remember that there is still quite some potential for changes. ACE/HOMENET/DISPATCH is a bit of a triple whammy. WUGH on LWIG will pull many constrained networks people off the github discussion. I'm not seeing any

Re: [6lo] Understanding RFC8025 implementation and page switching

2017-02-27 Thread Carsten Bormann
On 27 Feb 2017, at 14:56, Pascal Thubert (pthubert) wrote: > > [Pascal] I expect that this could happen with an update of RFC 6282, but with > the current spec you cannot since RFC6282 defines the chain all the way to > the payload or at least the end of the compressed piece. > Well, yes. 62

[6lo] Constrained Node/Network Cluster @ IETF98: FINAL AGENDA

2017-03-03 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the "FINAL" AGENDA for IETF98. Remember that agenda definitions are never really "FINAL"... "While this is considered the final agenda for printing, changes may be made to the agenda up until and during the meeting. Updates will be reflected on

[6lo] SWORN: Secure Wake on Radio Nudging

2017-03-27 Thread Carsten Bormann
I just submitted draft-bormann-t2trg-sworn-00.txt, which describes a secure way for applications to wake sleepy nodes. For 6lo, it may be of interest as a way to expose a MAC layer feature to the application layer in a secure way. For CoRE, it shows an unusual way to use the CoAP protocol. For

Re: [6lo] [6tisch] Thomas' review of draft-thubert-6lo-forwarding-fragments-04

2017-04-05 Thread Carsten Bormann
> The major rationale IMO for this draft is that it doesn't require > intermediary nodes to reassemble! As I said in the WG meeting (and pointed out in the 6LoWPAN book), this has not really been necessary even in the original 6LoWPAN. However, to make “virtual reassembly buffers” work in mul

Re: [6lo] [6tisch] Thomas' review of draft-thubert-6lo-forwarding-fragments-04

2017-04-05 Thread Carsten Bormann
>>> The major rationale IMO for this draft is that it doesn't require >>> intermediary nodes to reassemble! >> >> As I said in the WG meeting (and pointed out in the 6LoWPAN book), this has >> not really been necessary even in the original 6LoWPAN. However, to make >> “virtual reassembly buffe

Re: [6lo] [6tisch] Thomas' review of draft-thubert-6lo-forwarding-fragments-04

2017-04-06 Thread Carsten Bormann
On Apr 6, 2017, at 10:57, Rahul Jadhav wrote: > > Fragmentation at 6lo layer as it is today is almost unusable for a moderately > sized network with lower MTUs such as 127B. Hi Rahul, please explain some more. What kind of problem do you experience? Is the load on your network predominantly

Re: [6lo] [6tisch] Thomas' review of draft-thubert-6lo-forwarding-fragments-04

2017-04-06 Thread Carsten Bormann
using reception > from different peers is hurting the end to end msg transmission badly. The > failure rate and thus the retransmission rate at app is very high,, so much > that we had to adopt a proprietary compressed PANA signalling mechanism to > improve convergence time. >

Re: [6lo] [Roll] RFC 8138 on IPv6 over Low-Power Wireless Personal Area Network (6LoWPAN) Routing Header

2017-04-11 Thread Carsten Bormann
Thank you. Pascal, for seeing this through — this gives us a much better way to encapsulate RPL-routed traffic (and in particular the source routing in Non-Storing Mode) in all kinds of 6Lo-style networks. Now let’s get the information out on implementation efforts. Grüße, Carsten > On Apr 12

Re: [6lo] Adaption of ROLL for mesh-under

2017-04-11 Thread Carsten Bormann
Hi Benjamin, Just speculating here: In RPL itself, you could use "IP addresses" made up from MAC addresses as IIDs. For the RPL-routed traffic, you could use 6LoRH-style encapsulation (RFC 8138), which also would fit a mesh-under approach very well. So I think the total amount of messages that h

Re: [6lo] RFC 8163 on Transmission of IPv6 over Master-Slave/Token-Passing (MS/TP) Networks

2017-05-05 Thread Carsten Bormann
Congratulations! It seems the first wave of 6lo adaptation layers is now complete: RFC 7428 (was draft-ietf-6lo-lowpanz) Transmission of IPv6 Packets over ITU-T G.9959 Networks RFC 7668 (was draft-ietf-6lo-btle) IPv6 over BLUETOOTH(R) Low Energy RFC 8105 (was draft-ietf-6lo-dect-ule) Transmi

[6lo] Constrained Node/Network Cluster @ IETF99: DRAFT AGENDA

2017-06-16 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the DRAFT AGENDA for IETF99. Remember that there is still quite some potential for changes. ACE people are going to miss DISPATCH (ARTAREA) again -- not sure if there would have been be any discussions relevant to Constrained Nodes/Networks in A

[6lo] Constrained Node/Network Cluster @ IETF99: "FINAL" AGENDA

2017-06-24 Thread Carsten Bormann
Here is my usual eclectic condensed agenda, now based on the "FINAL" AGENDA for IETF99. Compared to the last week's draft agenda, dnssd and acme were moved. (It is likely that there still will be some more changes after this "FINAL" agenda.) ACE people are going to miss DISPATCH (ARTAREA) again

Re: [6lo] WG Last Call on draft-ietf-6lo-rfc6775-update-06 through July 11

2017-07-12 Thread Carsten Bormann
On Jul 12, 2017, at 23:27, Gabriel Montenegro wrote: > > There were zero comments on this LC. Right. I didn’t have the cycles to look at this, and won’t before early August. More importantly, I believe we need feedback from implementers about this. Grüße, Carsten __

Re: [6lo] 6lowpan Fragmentation design team interest?

2017-07-19 Thread Carsten Bormann
We need to do at least the first two of three things: (1) Write up how fragment forwarding works today (those implementation techniques are currently not documented in a way that is very accessible to new implementers). (2) Look at the timing considerations governing burst packet transmission t

Re: [6lo] 6lowpan Fragmentation design team interest?

2017-07-20 Thread Carsten Bormann
> On Jul 20, 2017, at 09:45, Behcet Sarikaya wrote: > > Hi Pascal, > > Is fragmentation an issue in lpwan also? Definitely, and there is a draft for that: LPWAN Static Context Header Compression (SCHC) and fragmentation for IPv6 and UDP draft-iet

[6lo] Constrained Node/Network Cluster @ IETF100: DRAFT AGENDA

2017-10-14 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the DRAFT AGENDA for IETF100. Remember that there is still quite some potential for changes. The CBOR/SUIT conflict needs to be fixed. Also, maybe CORE and 6TISCH are going to swap so we have more time between the two CORE meetings. All times

[6lo] FIXED: Constrained Node/Network Cluster @ IETF100: DRAFT AGENDA

2017-10-14 Thread Carsten Bormann
(Sorry for the resend; the previous version missed out on all meetings in the room "VIP A", and I didn't see those conflicts either.) Here is my usual eclectic condensed agenda based on the DRAFT AGENDA for IETF100. Remember that there is still quite some potential for changes. The CBOR/SUIT conf

[6lo] Constrained Node/Network Cluster @ IETF100: FINAL AGENDA

2017-10-21 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the "FINAL" AGENDA for IETF100. Remember that "FINAL" means this will be the basis for printed agenda sheets, there is still some potential for changes after that. The CBOR/SUIT conflict has been fixed, but now there is overlap between 6TISCH an

[6lo] Constrained Node/Network Cluster @ IETF101: DRAFT AGENDA

2018-02-17 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the DRAFT AGENDA for IETF101. Remember that there is still quite some potential for changes. The painful ones (not necessarily fixable) this time include: DINRG vs. ACE, CBOR vs. TEEP, ROLL vs. SUIT vs. OCF/WoT; also CORE vs. ANIMA, CORE vs. QUI

Re: [6lo] Opsdir telechat review of draft-ietf-6lo-rfc6775-update-11

2018-02-21 Thread Carsten Bormann
On Feb 21, 2018, at 10:07, Jürgen Schönwälder wrote: > > - What is the 'legacy 6LoWPAN ND specification'? I found out later legacy | ˈlɛɡəsi | noun (plural legacies) an amount of money or property left to someone in a will. • a thing handed down by a predecessor: the legacy of cen

[6lo] Constrained Node/Network Cluster @ IETF101: "FINAL" AGENDA

2018-02-24 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the "FINAL" AGENDA for IETF101. Remember that "FINAL" means this will be the basis for printed agenda sheets, there is still some potential for changes after that. SUIT is now on top of CORE (!??). (Also, ICE has moved.) The painful ones this

Re: [6lo] [Roll] A bit for ROLL

2018-02-26 Thread Carsten Bormann
On Feb 22, 2018, at 10:06, Pascal Thubert (pthubert) wrote: > > ROLL has the concept of a leaf, that is a 6LN that is not aware of RPL but > needs routing handled for it. This terminology is confusing. In RPL, a Leaf Node is a RPL router that does not forward (RFC 6550 Section 8.5). We also

Re: [6lo] [Roll] A bit for ROLL

2018-02-26 Thread Carsten Bormann
On Feb 26, 2018, at 18:22, Pascal Thubert (pthubert) wrote: > > Yes Carsten, > > I agree there's a confusion that we need to clean up on the ROLL side. My > definition of leaf echoes yours from RFC 6550. A leaf still understands RPL. > But over time people started using the term as a plain host

Re: [6lo] 6CIO in rfc 6775 update

2018-02-26 Thread Carsten Bormann
Hi Pascal, > On Feb 26, 2018, at 19:00, Pascal Thubert (pthubert) > wrote: > > For backwards compatibility we need to be able to live without 6CIO. Please explain. > Still 6CIO seems to be a good mechanism to generalize and that’s why we used > it. Yes. > So should we keep the CIO mechani

Re: [6lo] Some observations and suggestions regarding 6LoWPAN interoperability

2018-05-14 Thread Carsten Bormann
Hi Hudson, interesting research! Kudos for making this available while it is still officially stuck in some lengthy review process. I can’t say I have processed all the details in the paper, but I would like to point to one need that we have in maintaining a protocol that has been around for

Re: [6lo] Some observations and suggestions regarding 6LoWPAN interoperability

2018-05-15 Thread Carsten Bormann
On May 16, 2018, at 07:15, Hudson Randal Ayers wrote: > > 6LoWPAN as a whole may be too focused on radio energy savings, at the > expense of code size and complexity. I would maintain that we hit exactly the sweet spot here, at least with respect to RFC 6282 (6LoWPAN header compression). > W

[6lo] Constrained Node/Network Cluster @ IETF102: DRAFT AGENDA

2018-06-16 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the DRAFT AGENDA for IETF102. Remember that there is still quite some potential for changes. ACE vs. DISPATCH seems to become a common occurrance; at this rate, I'll probably never see a DISPATCH meeting again. CBOR vs. 6LO is maybe just a pers

[6lo] Constrained Node/Network Cluster @ IETF102: FINAL AGENDA

2018-07-01 Thread Carsten Bormann
I forgot to send the update of my usual eclectic condensed agenda based on the "FINAL" AGENDA for IETF102. Remember that "FINAL" means this will be the basis for printed agenda sheets, there is still some potential for changes after that. The only change from the previous draft agenda (apart from

Re: [6lo] adoption of draft-ayers-low-power-interop-00, and industrial specifications

2018-08-01 Thread Carsten Bormann
On Aug 2, 2018, at 00:38, Michael Richardson wrote: > > As for the document. I want to suggest that the WG adopt it. Hmm. While the document has some interesting observations, I don’t think we should adopt any one of its conclusions. The interop problems we are seeing in the research implem

Re: [6lo] adoption of draft-ayers-low-power-interop-00, and industrial specifications

2018-08-03 Thread Carsten Bormann
Hi Philip, I think we have strong agreement that code space is at a premium. (There are lots of people who’d rather sell bigger micros than enable the smaller ones, but the point of the whole constrained node network activity is to expand the Internet to less capable platforms.) There are als

[6lo] Conference spam

2018-08-22 Thread Carsten Bormann
On Aug 22, 2018, at 21:52, Antonino Masaracchia wrote: > > [Please accept our apologies if you receive multiple copies of this email] Unfortunately, no, apologies *not* accepted. I have 10 announcements for this conference (the 2018 version!) in my inbox that I haven’t deleted yet, 2 of these

[6lo] Constrained Node/Network Cluster @ IETF103: DRAFT AGENDA

2018-10-05 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the DRAFT AGENDA for IETF103. Remember that there is still quite some potential for changes. cbor/teep and 6tisch/suit are annoying but probably livable. No qirg for core goers... All times are ICT (Indochina Time) == UTC +7 hours. There is no

[6lo] Constrained Node/Network Cluster @ IETF103: "FINAL" AGENDA

2018-10-17 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the "FINAL" AGENDA for IETF103. A few changes from the DRAFT AGENDA. I waited a bit with sending this as a few more side meetings have become known, as well. Of course, "FINAL" doesn't mean final. cbor/teep and 6tisch/ace (was suit) are annoyi

[6lo] Constrained Node/Network Cluster @ IETF121: FINAL AGENDA

2024-10-11 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the FINAL AGENDA for IETF121. Remember that there is still potential for changes. ACE on RATS staid in as a conflict that probably isn't in practice. Similar for ASDF vs. DEEPSPACE. SCONE no longer is across CORE, but now T2TRG. And the new IA

[6lo] Constrained Node/Network Cluster @ IETF121: DRAFT AGENDA

2024-10-04 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the DRAFT AGENDA for IETF121. Remember that there is still significant potential for changes. ACE on RATS maybe should be a conflict, but probably isn't in practice. I'm miffed about CORE vs. SCONE, but might be the only one. Similar for ASDF

[6lo] Constrained Node/Network Cluster @ IETF122: DRAFT AGENDA

2025-02-16 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the DRAFT AGENDA for IETF122 (Updated 2025-02-15 03:46:26 +0700). Remember that there is still significant potential for changes. Notable conflicts include CBOR vs. SPICE, JOSE vs. SCITT. All times are in UTC; the physical meeting will be on UT

[6lo] Constrained Node/Network Cluster @ IETF122: FINAL AGENDA

2025-02-22 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the FINAL AGENDA for IETF122 (Updated 2025-02-22 04:58:52 +0700). Remember that there is still potential for changes. The conflict JOSE vs. SCITT remains. All times are in UTC; the physical meeting will be on UTC+0700. Grüße, Carsten SATURD

[6lo] Constrained Node/Network Cluster @ IETF123: DRAFT AGENDA

2025-06-21 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the DRAFT AGENDA for IETF123 (Updated 2025-06-20 19:47:20 CEST +0200). Remember that there is still significant potential for changes. Notable unfortunate overlaps include Monday morning's DISPATCH WG, which overlaps with the GEN area PROCON WG