Re: [BEHAVE] [NAT64] Hairpinning loop

["Dan Wing" <dwing at cisco.com>]

> > Or is it, maybe, that when the peer's IPv6 prefix and the 
> > translator's IPv6
> > prefix are the same, the peer's IPv4 representation is the 
> > same as the
> > translator's.  I think that must be the situation.  
> 
> Yes, exactly. The translator's prefix represents the "IPv4 default
> route" and the host's prefix
> represents individual subnet(s). The more specific win principle will
> guides the packets to the
> host rather than the translator.

Ok.  Thanks.

-d

> > This should be better
> > described in the address-format document; instead of just a 
> SHOULD, describe
> > that it causes normal IPv6 packet routing to allow two IPv6 hosts to
> > communicate directly without going through the translator, 
> because each IPv6
> > host (behind the translator) are effectively doing the same 
> function as the
> > translator (namely, putting the translator's IPv6 prefix 
> [which is also the
> > IPv4 peer's IPv6 prefix] in front of the IPv4 address [using
> > wing-behave-learn-prefix and a translator-aware 
> application, or using DNS64]).
> >   
> 
> Thanks, we will add the text in the address-format document.
> 
> regards,
> 
> xing
> 
> > -d
> >
> >
> >   
> >> -d
> >>
> >>
> >>     
> >>> xing
> >>>
> >>>
> >>>       
> >>>> -d
> >>>>
> >>>>   
> >>>>         
> >>>>> The IP address on the far side will be an IPv4 
> >>>>> address, which one can
> >>>>> express using an IPv6 address in Pref64::/n, but that will be 
> >>>>> the destination,
> >>>>> not the source.
> >>>>>
> >>>>> Simon
> >>>>> -- 
> >>>>> DNS64 open-source   --> http://ecdysis.viagenie.ca
> >>>>> STUN/TURN server    --> http://numb.viagenie.ca
> >>>>> vCard 4.0           --> http://www.vcarddav.org
> >>>>>     
> >>>>>           
> >>>> _______________________________________________
> >>>> Behave mailing list
> >>>> Behave at ietf.org
> >>>> https://www.ietf.org/mailman/listinfo/behave
> >>>>
> >>>>
> >>>>   
> >>>>         
> >>> _______________________________________________
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> >>>
> >>>       
> >> _______________________________________________
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> >>     
> >
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> >
> >   
> 
>