Werk #5819: Host DNS names may include underscores again

ComponentWATO
TitleHost DNS names may include underscores again
Date2018-06-08 15:58:39
Checkmk EditionCheckmk Raw Edition (CRE)
Checkmk Version1.6.0b1,1.5.0b7
LevelTrivial Change
ClassBug Fix
CompatibilityCompatible - no manual interaction needed