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

Roland Perry lists at
Mon May 13 15:42:56 BST 2013

In article <61E52F3A5532BE43B0211254F13883AE97FBE29B at EXC001>, Andrew 
Cormack <Andrew.Cormack at> writes
>If I remember correctly (and it was a *very* long time ago) one of the 
>aims of v6 was to reduce the size of routing tables by bringing a bit 
>of structure to address allocations. Doesn't mapping v4 addresses into 
>part of the v6 space mean that the v6 table has to be at least as big 
>as the v4 one from day one?

But if you are routing v4 and v6 at the same time (who will be the first 
to be brave enough to turn off their v4 capability altogether), then you 
have to have both routing tables on hand anyway.

Roland Perry

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