assertFalse(cm.containsRemotingSession("sessionid5"));
cm.handleClientFailure("sessionid4", true);
assertNull(cm.unregisterConnection("jvm2", "sessionid4"));
assertNull(cm.unregisterConnection("jvm2", "sessionid3"));
assertFalse(cm.containsRemotingSession("sessionid4"));
assertFalse(cm.containsRemotingSession("sessionid3"));
assertTrue(e3.isClosed());