<hz:hazelcast id="instance">
    <hz:config>
        <hz:instance-name>hazelcast-instance</hz:instance-name>
        <hz:group name="${machineId}"/>
        <hz:network port="5701" port-auto-increment="true">
            <hz:join>
                <hz:multicast enabled="true" multicast-group="224.2.2.3" multicast-port="54327"/>
            </hz:join>
        </hz:network>
    </hz:config>
</hz:hazelcast>