Hi Remi, Thanks for helping us to look into this.
Yiu On 9/30/10 3:01 AM, "Rémi Després" <remi.desp...@free.fr> wrote: > Hi Yiu, > Response below, with an added direct copy to Brian. > > Le 25 sept. 2010 à 04:14, Yiu L. Lee a écrit : > >> Hi gents, >> >> We have a design question of Flow Label. During the v6 transition, some DSL >> providers may want to create an IPv4-in-IPv6 tunnel from the BRAS to the >> AFTR to continue to provider v4 access over a v6 core network. To identify a >> CPE behind the BRAS, we propose to use the Flow Label. Each CPE will be >> assigned with a Flow Label. This Flow Label represents a flow of all encap >> v4-in-v6 traffic behind a CPE. The Flow Label will be applied on the v6 >> address of the BRAS. v6 hosts behind the CPE will have their v6 addresses >> and be most probably from a different v6 prefix, so their flow labels won't >> be affected. >> >> You can find the details in: >> http://tools.ietf.org/html/draft-zhou-softwire-ds-lite-p2p-02 >> >> Our question is: "Is this usage compatible to RFC 3697?" We posted this >> question to Softwires and we were told to also ask 6man for input. > > With RFC 3697 as is, it doesn't seem to be compatible. > This is because the RFC specifies a very specific way to assign FLs to flows. > > Now, in the revision under study, what you propose should IMHO be > unambiguously permitted. > (For a load-balancing application between BRAS and AFTRs, your proposal is > clearly a good choice.) > > Regards, > RD > >> >> Thanks, >> Yiu >> >> -------------------------------------------------------------------- >> IETF IPv6 working group mailing list >> ipv6@ietf.org >> Administrative Requests: https://www.ietf.org/mailman/listinfo/ipv6 >> -------------------------------------------------------------------- > > -------------------------------------------------------------------- IETF IPv6 working group mailing list ipv6@ietf.org Administrative Requests: https://www.ietf.org/mailman/listinfo/ipv6 --------------------------------------------------------------------
