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Manage firewalls

Manage firewalls: Cert Prep: Red Hat Certified System Administrator (EX200)
Manage firewalls: Cert Prep: Red Hat Certified System Administrator (EX200)

Firewalls are a standard fixture of most modern operating systems. Enterprise Linux uses firewalld by default. Firewalld is very easy to maintain but you can also stop the firewalld service and start the iptables service to revert back to a legacy way of editing the firewall.

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