How do i install firewalld on redhat 7?

amurleopard

firewalld is used in favour of directly using iptables on redhat 7, for management of firewall services.

Install the service

$ sudo yum install firewalld

Start the service

$ sudo systemctl start firewalld

Verify start

$ sudo systemctl status firewalld
● firewalld.service - firewalld - dynamic firewall daemon
   Loaded: loaded (/usr/lib/systemd/system/firewalld.service; enabled; vendor preset: enabled)
   Active: active (running) since Sat 2017-03-04 08:08:51 EST; 3s ago
     Docs: man:firewalld(1)
 Main PID: 2276 (firewalld)
   CGroup: /system.slice/firewalld.service
           └─2276 /usr/bin/python -Es /usr/sbin/firewalld --nofork --nopid

Mar 04 08:08:51 server1 systemd[1]: Starting firewalld - dynamic firewall daemon...
Mar 04 08:08:51 server1 systemd[1]: Started firewalld - dynamic firewall daemon.