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On the recordRead 10 Oct 202617 facts
firewalld
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firewalld
Free
GPLv2-licensed software · Linux firewall management
Read 10 Oct 2026 · firewalld.org
On the record
- Integrations
- The project lists NetworkManager, libvirt, podman, Docker using the iptables backend, fail2ban, and Puppet among supported integrations.firewalld.org · read 10 Oct 2026
- Interfaces
- firewalld provides a D-Bus API, command-line tools for online and offline configuration, a GTK3 graphical configuration tool, and a Qt5 applet.firewalld.org · read 10 Oct 2026
- License
- The project states that firewalld is licensed under GPLv2.firewalld.org · read 10 Oct 2026
- Linux distributions
- The project lists firewalld as the default firewall management tool in RHEL 7 and newer, CentOS 7 and newer, Fedora 18 and newer, SUSE 15 and newer, and openSUSE 15 and newer.firewalld.org · read 10 Oct 2026
- NAT and policies
- Policies can filter input, forwarded, and output traffic and perform network address translation.firewalld.org · read 10 Oct 2026
- NetworkManager dependency
- firewalld does not depend on NetworkManager, but without it the daemon may not learn about device renames or bind already active connections and manually created interfaces to zones at startup.firewalld.org · read 10 Oct 2026
- Network support
- It supports IPv4, IPv6, Ethernet bridges, and IPSet firewall settings.firewalld.org · read 10 Oct 2026
- Outbound control
- advancedfirewalld.org · read 22 Sep 2026
- Persistent configuration
- Runtime and permanent configurations are separate, and runtime-only changes do not persist after a reload or restart.firewalld.org · read 10 Oct 2026
- Purpose
- firewalld is a dynamically managed, stateful, zone-based firewall that organizes network traffic by trust level.firewalld.org · read 10 Oct 2026
- Rule direction
- bothfirewalld.org · read 22 Sep 2026
- Rule management
- Features include rich rules, timed rules, port forwarding, masquerading, ICMP filtering, and logging of denied packets.firewalld.org · read 10 Oct 2026
- Runtime changes
- Runtime firewall changes take effect without restarting the service or daemon.firewalld.org · read 10 Oct 2026
- Security control
- Lockdown mode can whitelist applications that are allowed to modify the firewall.firewalld.org · read 10 Oct 2026
- Support
- The firewalld-users mailing list is described as a place to get help from upstream developers and community members, and GitHub is the preferred place to file issues.firewalld.org · read 10 Oct 2026
