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Server: Apache/2.4.62 (Unix) OpenSSL/1.1.1k
System: Linux ns565604.ip-54-39-133.net 4.18.0-553.50.1.el8_10.x86_64 #1 SMP Tue Apr 15 08:09:22 EDT 2025 x86_64
User: greer489 (1034)
PHP: 8.3.19
Disabled: NONE
$ pwd: /usr/lib/firewalld/services/
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File: //usr/lib/firewalld/services/ptp.xml
<?xml version="1.0" encoding="utf-8"?>
<service>
  <short>Precision Time Protocol (PTP) Master</short>
  <description>The Precision Time Protocol (PTP) allows to synchronize computers to a time master. Enable this option, if you are providing a PTP master. You need the linuxptp package installed for this option to be useful.</description>
  <port protocol="udp" port="319"/>
  <port protocol="udp" port="320"/>
</service>
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