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File: //lib/firewalld/services/dds-unicast.xml
<?xml version="1.0" encoding="utf-8"?>
<service>
  <short>OMG DDS</short>
  <description>Open Management Group (OMG) Data Distribution Service (DDS) is protocol supporting various applications. It is usally found in control systems. This is the unicast service for domains with ID 0 ito 10 and maximal possible applications (120). Please see https://community.rti.com/content/forum-topic/statically-configure-firewall-let-omg-dds-traffic-through for details.</description>
  <port protocol="udp" port="7402-7649"/>
  <port protocol="udp" port="7652-7899"/>
  <port protocol="udp" port="7902-8149"/>
  <port protocol="udp" port="8152-8339"/>
  <port protocol="udp" port="8402-8649"/>
  <port protocol="udp" port="8652-8899"/>
  <port protocol="udp" port="8902-9149"/>
  <port protocol="udp" port="9152-9339"/>
  <port protocol="udp" port="9402-9649"/>
  <port protocol="udp" port="9652-9899"/>
  <port protocol="udp" port="9902-10149"/>
</service>