title: Paho MQTT connecting to MQXR broker
body: <p>I have a mqtt java code (paho) written which works fine when it attempts to connect to Mosquitto broker. It is able to establish, publish all messages to a topic. But with MQXR (broker included with MQ), I get </p>
  
  <p>SEVERE: Could not connect to MQTT broker, requests may be lost.
  Connection lost (32109) - java.io.EOFException
      at org.eclipse.paho.client.mqttv3.internal.CommsReceiver.run(CommsReceiver.java:138)
      at java.lang.Thread.run(Thread.java:736)
  Caused by: java.io.EOFException
      at java.io.DataInputStream.readByte(DataInputStream.java:250)
      at org.eclipse.paho.client.mqttv3.internal.wire.MqttInputStream.readMqttWireMessage(MqttInputStream.java:56)
      at org.eclipse.paho.client.mqttv3.internal.CommsReceiver.run(CommsReceiver.java:100)
      ... 1 more</p>
  
  <p>The QoS is set as 2. Not able to find why it fails in MQXR? Any thoughts is greatly appreciated. </p>
  
  <p>Thanks</p>