Hi Alain, In the so-called access model, the host uses IPv4-in-IPv6 tunnel. My question is, can an unmodified host do this, i.e. send and receive encapsulated/decapsulated packets? Or do we need a "Softwire Client" at each host?
--behcet > >From: "Durand, Alain" <[email protected]> >To: Hui Deng <[email protected]> >Cc: [email protected]; [email protected]; >[email protected]; [email protected]; "Cao, Zhen" ><[email protected]>; [email protected] >Sent: Wed, November 25, 2009 9:07:41 AM >Subject: Re: [Softwires] Discussion on the requirements of Host Based >Translation > >Re: Discussion on the requirements of Host Based Translation > > > >>On 11/25/09 9:52 AM, "Hui Deng" <[email protected]> wrote: > > >>>>if the application generate IPv4 packet, and finally you will be use >>>>IPv6 to transmit this packet, >>>>isn't this a translation? >> >>>>--> No, this is tunneling. You preserver the v4 header. If header >>>>compression removes it, it it put back in place on the receiving side >> >>>>Secondly, when the receiver host got this packet, how could he know >>>>this is normal IPv6 packet >>>>or IPv4-translated-IPv6 packet? >> >>>>--> This is not translated, but tunneled. The packet arrives to a tunnel >>>>interface that will de-capsulate the v6 header and present the v4 packet to >>>>the v4 app. Think about 6to4 or 6rd, but with the reverse encap. >> >>>> - Alain. >> >> _______________________________________________ Softwires mailing list [email protected] https://www.ietf.org/mailman/listinfo/softwires
