> The secondary problem is that this additional work is justified for
> the router by the claim that the unusual usage of applying community
> tags for geographical location of customers is a common practice. It
> is a legal practice. And I presume it is done somewhere or the
> authors would not be asking for it. But it is not common.
actually, it is used. not in the "this prefix originted in new
hampshire," sense, but for global isps, to tag the routing region of
origin, e.g. se asia, europe, noam, ...
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