On 21 jul 2010, at 04.40, Seiichi Kawamura wrote: > > This kind of discussion is exactly what I wanted to have at Maastricht. > To what extent, would and ISP need to cover for their service to be > called a "working IPv6 ISP"? SMTP? DNS caches? Would a single home > tunnel transited ISP be equally considered IPv6? For example, > some ISPs can choose to provide SMTP via IPv4 only but their MX must be > dual stacked for their users to communicate with the global internet. Personally I believe the criteria for an ISP to be "v6" is that they have a PA block and that they are giving out customer assignments. I would prefer a requirement of native (i.e dual-stack or v6 only) upstream connection. Best regards, - kurtis -
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