Current File : //usr/lib/firewalld/services/ipp-client.xml

<?xml version="1.0" encoding="utf-8"?>
<service>
  <short>Network Printing Client (IPP)</short>
  <description>The Internet Printing Protocol (IPP) is used for distributed printing. IPP (over udp) provides the ability to get information about a printer (e.g. capability and status) and to control printer jobs. If you plan to use a remote network printer via cups, do not disable this option.</description>
  <port protocol="udp" port="631"/>
</service>