/usr/lib/firewalld/zones/
/usr/lib/firewalld/zones
NameSizeModeActions
block.xml2990644editdlrm
dmz.xml2930644editdlrm
drop.xml2910644editdlrm
external.xml3040644editdlrm
home.xml3970644editdlrm
internal.xml4120644editdlrm
nm-shared.xml7290644editdlrm
public.xml3430644editdlrm
trusted.xml1620644editdlrm
work.xml3390644editdlrm
Edit: /usr/lib/firewalld/zones/dmz.xml (293B)
DMZ For computers in your demilitarized zone that are publicly-accessible with limited access to your internal network. Only selected incoming connections are accepted.