FutureResponse fr1 = sender.pingRPC().pingTCP(recv1.peerAddress(), cc, new DefaultConnectionConfiguration());
FutureResponse fr2 = sender.pingRPC().pingTCP(recv1.peerAddress(), cc, new DefaultConnectionConfiguration());
FutureResponse fr3 = sender.pingRPC().pingTCP(recv1.peerAddress(), cc, new DefaultConnectionConfiguration());
fr1.awaitUninterruptibly();
fr2.awaitUninterruptibly();
fr3.awaitUninterruptibly();
System.err.println(fr1.failedReason() + " / " + fr2.failedReason() + " / "
+ fr3.failedReason());
Assert.assertEquals(true, fr1.isSuccess());
Assert.assertEquals(true, fr2.isSuccess());
Assert.assertEquals(true, fr3.isSuccess());