Re: [Roll] Eliding mechanism in 6550
"Pascal Thubert (pthubert)" <pthubert@cisco.com> Mon, 07 October 2019 10:17 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] Eliding mechanism in 6550
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Date: Mon, 07 Oct 2019 10:17:14 +0000
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Subject: Re: [Roll] Eliding mechanism in 6550
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Yes it could certainly. We might also consider SCHC as an alternative to GHC for extremely constrained networks... Regards, Pascal Le 7 oct. 2019 à 08:19, Rahul Jadhav <nyrahul@outlook.com> a écrit : Maybe DODAGID is not a good example but how about other static information such as Prefix Information Option carried in DIO. Can it be a candidate for eliding? ________________________________ From: Roll <roll-bounces@ietf.org> on behalf of Pascal Thubert (pthubert) <pthubert@cisco.com> Sent: Tuesday, October 1, 2019 4:51 PM To: Routing Over Low power and Lossy networks <roll@ietf.org> Subject: Re: [Roll] Eliding mechanism in 6550 Typo by autocorrection: Before my phone knew better I meant DIO... So: I would not compress the identification of the message otherwise a DIO for another DODAG may be confused. The DODAGID indicates which DODAG this DIO is about, it should not be elided... Pascal -----Original Message----- From: Roll <roll-bounces@ietf.org> On Behalf Of Pascal Thubert (pthubert) Sent: dimanche 29 septembre 2019 20:47 To: Routing Over Low power and Lossy networks <roll@ietf.org> Subject: Re: [Roll] Eliding mechanism in 6550 I would not compress the identification of the message otherwise a FIO for another DODAG me be confused ... Regards, Pascal > Le 30 sept. 2019 à 00:31, Michael Richardson <mcr+ietf@sandelman.ca> a écrit : > > > Rahul Jadhav <nyrahul@outlook.com> wrote: >> During the interim Pascal/Michael suggested the use of counter to >> track the freshness of the Config Option. This could further extend >> to track MOPex and CAP options freshness. > >> The suggestion was to use the reserved bits in the base DIO message for such a counter. > > Yup. > >> I was wondering if the DODAGID in the DIO could also be elided under >> the same guise? Basically the point is to elide all the "static" >> information which rarely changes. > >> Clearly this has issues in multi-DODAG networks but it is possible to >> handle such issues. Considering that this directly results in 16 >> bytes savings per DIO multicast message, do you think it is worth the >> effort or if there are other issues? > > My question is what are the sizes of the DIOs, and how close are we to > fragmentation already? > > -- > Michael Richardson <mcr+IETF@sandelman.ca>, Sandelman Software Works > -= IPv6 IoT consulting =- > > > > _______________________________________________ > Roll mailing list > Roll@ietf.org > https://www.ietf.org/mailman/listinfo/roll _______________________________________________ Roll mailing list Roll@ietf.org https://www.ietf.org/mailman/listinfo/roll _______________________________________________ Roll mailing list Roll@ietf.org https://www.ietf.org/mailman/listinfo/roll _______________________________________________ Roll mailing list Roll@ietf.org https://www.ietf.org/mailman/listinfo/roll
- [Roll] Eliding mechanism in 6550 Rahul Jadhav
- Re: [Roll] Eliding mechanism in 6550 Michael Richardson
- Re: [Roll] Eliding mechanism in 6550 Rahul Jadhav
- Re: [Roll] Eliding mechanism in 6550 Pascal Thubert (pthubert)
- Re: [Roll] Eliding mechanism in 6550 Pascal Thubert (pthubert)
- Re: [Roll] Eliding mechanism in 6550 Rahul Jadhav
- Re: [Roll] Eliding mechanism in 6550 Pascal Thubert (pthubert)