IPv6 fixed header has only one destination address. So TE midpoint is either a packet's destination or not. It can not be both.
I do not know what is the difference between IPv6 Destination Address in the fixed header and "final destination". Where do you carry "final destination" address ? Many thx, R. On Thu, Sep 19, 2019 at 6:17 PM Reji Thomas <[email protected]> wrote: > Hi Robert, > > > >>Well the crux of the matter is that you still need to process all EHs at > >>each IPv6 destination which here means each transit node per RFC8200 > > > From RFC 8200 that doesn't seem to be the case or at least as I understand. > See Section 4.1 note 1 and note 3. Am I missing something? > > > > IPv6 header > Hop-by-Hop Options header > Destination Options header (note 1) > Routing header > Fragment header > Authentication header (note 2) > Encapsulating Security Payload header (note 2) > Destination Options header (note 3) > Upper-Layer header > > note 1: for options to be processed by the first destination that > appears in the IPv6 Destination Address field plus > subsequent destinations listed in the Routing header. > > note 2: additional recommendations regarding the relative order of > the Authentication and Encapsulating Security Payload > headers are given in [RFC4303 > <https://tools.ietf.org/html/rfc4303>]. > > note 3: for options to be processed only by the final destination > of the packet. > > > Regards > Reji > > On Thu, Sep 19, 2019 at 9:00 PM Robert Raszuk <[email protected]> wrote: > >> >> I disagree. PPSI and PSSI leverages the DOHs in IPv6 architecture better. >>> The SRv6+ drafts explain the usecases better FYI. >>> >> >> Well the crux of the matter is that you still need to process all EHs at >> each IPv6 destination which here means each transit node per RFC8200. That >> is regardless what any other spec says ... unfortunately. >> >> Best, >> R. >> >> >> >> -------------------------------------------------------------------- >> IETF IPv6 working group mailing list >> [email protected] >> Administrative Requests: https://www.ietf.org/mailman/listinfo/ipv6 >> -------------------------------------------------------------------- >> > _______________________________________________ > spring mailing list > [email protected] > https://www.ietf.org/mailman/listinfo/spring >
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