Allow underscores in DNS names

[Dag-ErlingSmørgrav]

"M. Warner Losh" <imp at bsdimp.com> writes:
> When this has come up in the past, it was decreed that _ is a bad bad
> bad bad idea, even though people want it.  You might want to check the
> ancient archives (1998?) for all the reasons why.

Arguments presented in ancient archives are not necessarily relevant
five years later.

DES
-- 
Dag-Erling Smørgrav - des at ofug.org