BBC News - 'Fresh proposals' planned over cyber-monitoring

Roland Perry lists at
Sat May 11 17:26:11 BST 2013

In article <EADEBDCB-9FBA-4EAA-ADC8-444B93CAD478 at>, Ian 
Batten <igb at> writes
>> Basically, the people who specified IPv6 screwed up, big time, in not making it backwards compatible. They've got all sorts of excuses, that
>>only geeks who understand products, but not product management, would relate to.
>It would be interesting to understand what such a protocol would look like.  The basic problem surely is that if you have two address spaces,
>one larger than the other, you can't have a 1:1 mapping between the two (and to do so would defeat the object of making the address space

All that was necessary was making the bottom 0.1% (or whatever) of IPv6 
map onto the old IPv4 space.
Roland Perry

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