If one customer is enough for each use case, then each of the use case in the draft has it. It is a different question, whether he is really facing the problem, or he thinks he will be.
But, I think it is not the only criteria whether the WG should work on the use case. 2012/11/6 Ted Lemon <ted.le...@nominum.com> > On Nov 5, 2012, at 2:16 PM, Arifumi Matsumoto <arif...@nttv6.net> > wrote: > > Regarding the issue of a real problem and a contrived problem, I think > the criteria should not be "it is really happening somewhere", but be > "enough people agree to solve the problem". > > That's not a great metric, because the IETF seems to work on a lot of > problems with no customers. > > This document actually has several customers, so there's no reason to > contrive use cases for which no customers exist. > > >
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