Linux vacca.o2switch.net 4.18.0-553.123.2.lve.el8.x86_64 #1 SMP Thu May 7 23:17:13 UTC 2026 x86_64

//lib/firewalld/services/ceph-mon.xml

 <?xml version="1.0" encoding="utf-8"?>
<service>
  <short>ceph-mon</short>
  <description>Ceph is a distributed object store and file system. Enable this option to support Ceph's Monitor Daemon.</description>
  <port protocol="tcp" port="3300"/>
  <port protocol="tcp" port="6789"/>
</service>