Jul 09 16:36:25 domain.new firewalld[130]: WARNING: AllowZoneDrifting is enabled. This is considered an insecure configuration option. It will be removed in a future release. Please consider disabling it now.
Jul 09 16:36:25 vietnetwork.vn firewalld[130]: ERROR: Failed to read file "/proc/sys/net/netfilter/nf_conntrack_helper": [Errno 2] No such file or directory: '/proc/sys/net/netfilter/nf_conntrack_helper'
Jul 09 16:36:25 vietnetwork.vn firewalld[130]: WARNING: Failed to get and parse nf_conntrack_helper setting