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/libvirt.xml

 <?xml version="1.0" encoding="utf-8"?>
<service>
  <short>Virtual Machine Management</short>
  <description>Enable this option if you want to allow remote virtual machine management with SASL authentication and encryption (digest-md5 passwords or GSSAPI/Kerberos). The libvirtd service is needed for this option to be useful.</description>
  <port protocol="tcp" port="16509"/>
</service>