> On 29 May 2014, at 18:56, [email protected] wrote:
>
> > Out of curiosity, where did the prohibition of underscores in host
names
> > come from. I'm sure there's a historical reason for it, but I've never
> > heard it. Or is it really as simple as "RFC 952 only listed thirty
seven
> > characters"
>
It might be un urban legend, but I once was told that since EBCDIC
had two different encodings for the underscore, the use was discouraged
for interchange of things that where supposed to be unique. (As example was
mentioned that therefore uuencode is not using it).
jaap
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