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/salt-master.xml

 <?xml version="1.0" encoding="utf-8"?>
<service>
  <short>Salt Master</short>
  <description>Salt is a protocol used for infrastructure management via a dynamic communication bus. These ports are required on the salt master node.</description>
  <port port="4505" protocol="tcp"/>
  <port port="4506" protocol="tcp"/>
</service>