looking for how to restrict viewing

Posted by dlang on May 20, 2011; 5:48am
URL: https://support.nabble.com/looking-for-how-to-restrict-viewing-tp6384825.html

in the help there is a page http://www.nabble.com/help/Answer.jtp?id=20

but the permissions screen it's showing doesn't match what I am seeing. is this functionality still available?