（1）找apache-activemq-5.8.0\conf\activemq.xml
<transportConnectors>
<!-- DOS protection, limit concurrent connections to 1000 and frame size to 100MB -->
<transportConnector name="openwire" uri="tcp://0.0.0.0:1000?maximumConnections=1000&wireformat.maxFrameSize=104857600"/>
<transportConnector name="amqp" uri="amqp://0.0.0.0:5672?maximumConnections=1000&wireformat.maxFrameSize=104857600"/>
</transportConnectors>