On Apr 2, 2012 8:17 AM, "Wojciech Dec" <wdec.i...@gmail.com> wrote: > > > > On 2 April 2012 15:46, Rémi Després <despres.r...@laposte.net> wrote: >> >> >> Le 2012-04-02 à 12:33, Ole Trøan a écrit : >> >> >> If this is to say that until a BOF is started, you will keep your objection(s) unknown, I continue to take it as a lack of identified objections. >> > >> > the objections I'm aware of are: >> > - people are uncomfortable with only a double translation solution >> >> Are you furtively suggesting that 4rd-U has all limitations of a real double translation solution like MAP-T? >> That mays sound tactically smart, but isn't justified by facts. > > > Woj> Well, in terms of facts we have > 1. 4rd-U does not supporting single translation mode, or if it does then is requires NAT64/BIH/Something else. (How anybody thinks that deploying 4rd-u + "something" else is manageable is a mystery) > 2. 4rd-u is incompatible with NAT64 use or deployment > 2. MAP solution (call it MAP, divi, or other variants) has proven deployment
Just for my own clarification, do these proven deployments use static ipv4 address+port sharing with coordinated dhcp assignment? These are the key feature and method of map-t, and it would be good to know if and how these key features have been proven. Cb > 3. Any operator who runs NAT64 today is a proof point that 4rd-U solves problems that are non-issues to operators. > 4. 4rd-u changes the basic structure/use of the v6 header, which is a change to IPv6 that needs to be vetted by 6man, etc. Creating such "novel" (bogus?) IPv6 packets, that no regular IPv6 host today will recognize and use, effectively creates a new IPv6 protocol sub-class. > > Indeed 4rd-u deserves an "experimental" status track, more than anything. > > -Wojciech. > > _______________________________________________ > Softwires mailing list > Softwires@ietf.org > https://www.ietf.org/mailman/listinfo/softwires >
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