K 10 svn:author V 3 bcr K 8 svn:date V 27 2013-01-16T08:50:14.518775Z K 7 svn:log V 243 Correct the example on how to prevent NIS users from logging in. The previous instructions did not work and this corrected version is based on a working config from a production system. Add some descriptive text, too. Submitted by: Glen Neff END