ChannelCreator cc = fcc.channelCreator();
FutureResponse fr = sender.pingRPC().pingTCP(recv1.peerAddress(), cc,
new DefaultConnectionConfiguration());
Utils.addReleaseListener(cc, fr);
fr.awaitUninterruptibly();
fr.awaitListeners();
Assert.assertEquals(true, fr.isSuccess());
FutureResponse fr2 = sender.pingRPC().pingTCP(recv1.peerAddress(), cc,
new DefaultConnectionConfiguration());
fr2.awaitUninterruptibly();
fr2.awaitListeners();