See https://bugzilla.redhat.com/show_bug.cgi?id=1076015 (https://issues.jboss.org/browse/JGRP-1878?focusedCommentId=12999162&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-12999162)
WFLY-6063 Testsuite: with introduction of "private" default interface revise need for added "multicast" interface
WFLY-4110 EJBClientClusterConfigurationTestCase fails on JDK1.8 once -Dnode0 and -Dnode1 are used