Re: [ipwave] Fwd: Re: [6lo] Call for feedback to draft-wachter-6lo-can-00
Alexandre Petrescu <alexandre.petrescu@gmail.com> Mon, 28 October 2019 12:03 UTC
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From: Alexandre Petrescu <alexandre.petrescu@gmail.com>
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Date: Mon, 28 Oct 2019 13:03:09 +0100
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Subject: Re: [ipwave] Fwd: Re: [6lo] Call for feedback to draft-wachter-6lo-can-00
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Le 24/10/2019 à 16:42, Alexander Wachter a écrit : [...] >> I want to ask you whether you think that the end to end principle is a >> good thing for the Internet, and if yes, whether Ethernet Border >> Translators might have an impact on that principle. > > The Ethernet Border Translator is optional for a 6LoCAN network. > I designed the Border Translator out of the lack of router capabilities > of the Zephyr RTOS. This principle allows pushing complexity towards > already existing network equipment and infrastructure. Could the Border Translator, with Zephyr RTOS, have a driver for an 802.11-OCB card? (preferably ath9k of Atheros). This would make for a great router for cars with many QoS-enabled applications. Alex > > Sincerely, > > Alexander > > >> Le 17/10/2019 à 17:25, Alexander Wachter a écrit : >>> Dear 6Lo WG, >>> >>> I recently submitted a draft for IPv6 over Controller Area Network >>> and would like to call for adoption by the 6Lo WG. >>> The title of the document is draft-wachter-6lo-can-00 [1]. >>> >>> Controller Area Network (CAN) is a widely used field bus initially >>> designed for the automotive domain. It has a payload length of eight >>> bytes for classic CAN and 64 bytes for CAN-FD. CAN only describes the >>> data-link-layer, but various protocols already exist on top. The >>> submitted draft introduces IPv6 over CAN (6LoCAN), a >>> 6lo-adaption-layer to send IPv6 packets over the constrained CAN-bus. >>> 6LoCAN uses a subset of the already widely used ISO-TP standard for >>> fragmentation and reassembly to meet the 1280 minimum MTU requirement >>> of IPv6. It also uses the IPHC (RFC6282) to reduce the protocol >>> overhead of IPv6. >>> >>> A broad range of devices, from small and cheap MCUs to big >>> application processors, already have CAN controllers onboard. With >>> 6LoCAN, it is possible to create networks of resource-constrained >>> MCUs that can leverage the broad range of protocols and security >>> mechanisms built on top of the IP. >>> Additionally, multiple 6LoCAN networks can be connected together or >>> even to the internet by utilizing the routing capabilities of IP >>> networks. >>> >>> A reference implementation of 6LoCAN already exists in the mainline >>> Zephyrproject RTOS [2] tree. It includes a sample server-client >>> application. The source for it is located under [3] and can be used >>> on any boards supporting CAN. >>> >>> I am looking forward to your comments on the draft. >>> >>> Kind regards, >>> Alexander >>> >>> [1] https://datatracker.ietf.org/doc/draft-wachter-6lo-can/ >>> [2] https://www.zephyrproject.org/ >>> [3] >>> https://github.com/zephyrproject-rtos/zephyr/tree/master/samples/net/sockets/echo_client >>> >>> >> >> _______________________________________________ >> 6lo mailing list >> 6lo@ietf.org >> https://www.ietf.org/mailman/listinfo/6lo > > _______________________________________________ > 6lo mailing list > 6lo@ietf.org > https://www.ietf.org/mailman/listinfo/6lo > > _______________________________________________ > its mailing list > its@ietf.org > https://www.ietf.org/mailman/listinfo/its
- [ipwave] Fwd: Re: [6lo] Call for feedback to draf… Alexander Wachter
- Re: [ipwave] Fwd: Re: [6lo] Call for feedback to … Alexandre Petrescu
- Re: [ipwave] Fwd: Re: [6lo] Call for feedback to … Alexander Wachter