On Jul 18, 2011, at 3:30 PM, james woodyatt wrote: > On Jul 18, 2011, at 24:36 , Roger Jørgensen wrote: >> >> My wild guess is that the ISP will sooner or later stop routing the entire >> 2002::/16 block... > > You mean, your wild guess is service providers will unilaterally implement > the phase-out plan I proposed as a standards action. > > Why not just sign up for a standard phase-out plan? Don't we want 6to4 users > to have any advanced notice that we plan to break their Internet? Or, is the > idea that we don't believe we can achieve a tactical victory over 6to4 users > unless we mount a surprise attack on them?
I don't understand the desire for a phase out plan when there's nothing better to phase in that's generally available. Preferring IPv4 to 6to4 makes sense. But filtering 6to4 traffic or its routing advertisements is a denial-of-service attack. Keith
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