private void sendMessages(Address dest, boolean use_scopes) throws Exception {
if(use_scopes) {
ProtocolStack stack=c2.getProtocolStack();
Protocol neighbor=stack.findProtocol(UNICAST.class, UNICAST2.class);
SCOPE scope=new SCOPE();
stack.insertProtocolInStack(scope, neighbor, ProtocolStack.ABOVE);
scope.init();
}
c1.connect("SCOPE_Test");
c2.connect("SCOPE_Test");
assert c2.getView().size() == 2 : "c2.view is " + c2.getView();