rhel8中，已经没有 iptables,ip6table

郑全

# systemctl list-unit-files |grep iptable

[root@sztech8 system]# systemctl status iptables
Unit iptables.service could not be found.
[root@sztech8 system]#
[root@sztech8 system]#
[root@sztech8 system]#
[root@sztech8 system]# systemctl status ip6tables
Unit ip6tables.service could not be found.

郑全

[root@sztech8 system]# systemctl status firewalld.service
● firewalld.service - firewalld - dynamic firewall daemon
   Loaded: loaded (/usr/lib/systemd/system/firewalld.service; enabled; vendor preset: enabled)
   Active: active (running) since Sat 2018-12-08 13:58:44 CST; 14min ago
     Docs: man:firewalld(1)
Main PID: 1025 (firewalld)
    Tasks: 2 (limit: 49667)
   Memory: 32.6M
   CGroup: /system.slice/firewalld.service
           └─1025 /usr/libexec/platform-python -s /usr/sbin/firewalld --nofork --nopid

12月 08 13:58:43 sztech8 systemd[1]: Starting firewalld - dynamic firewall daemon...
12月 08 13:58:44 sztech8 systemd[1]: Started firewalld - dynamic firewall daemon.
只剩 firewalld 了。