Well, I think address sharing is a one-step-further consideration. The basic problem here is IPv4-over-IPv6 in a stateless way so the concentrator/AFTR doesn't need to maintain address/port mapping.
I'll read the draft and get back. 2011-03-23 Peng Wu PhD candidate Department of Computer Science & Technology Tsinghua University, Beijing, China From： Satoru Matsushima Date： 2011-03-23 23:07:07 To： Peng Wu CC： Satoru Matsushima; Lee, Yiu; Shishio Tsuchiya; Rémi_Després; softwires; cuiyong; iesg Subject： Re: [Softwires] WG Review: Recharter of Softwires (softwire) Hi Peng, On 2011/03/23, at 23:43, Peng Wu wrote: > Hi guys, > > I haven't cover the 4rd draft yet, but are you talking about the stateless > case of host 4over6？ Maybe the two mechanism have overlaps. > > The basic idea is to coupling IPv4 and IPv6 address of hosts/cpes using > prefix mapping, in order to achieve stateless encapsulation on data > forwarding. > > It's an ongoing work and we've presented this draft in IETF before. > > Please take a glance at section 5 of the 02 version draft > > http://tools.ietf.org/id/draft-cui-softwire-host-4over6-02.txt The problem space of 4rd is that 4-over-6 with stateless IPv4 address sharing mechanism. Please take a look at http://tools.ietf.org/id/draft-despres-intarea-4rd-01.txt Best regards, --satoru > > > 2011-03-23 > Peng Wu > PhD candidate > Department of Computer Science & Technology > Tsinghua University, Beijing, China > From： Lee, Yiu > Date： 2011-03-23 22:06:11 > To： Shishio Tsuchiya; [email protected] > CC： [email protected]; [email protected]; [email protected]; > [email protected] > Subject： Re: [Softwires] WG Review: Recharter of Softwires (softwire) > +1 > I think this is an interesting solution and the WG should spend more time > to discuss this. > /Yiu > _______________________________________________ > Softwires mailing list > [email protected] > https://www.ietf.org/mailman/listinfo/softwires
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