Ppen-source network testing tool Fireperf tests firewall connection handling beyond raw bandwidth

Fireperf is an open-source network testing tool for measuring how firewalls, routers, and other stateful systems handle connections—not just how much data they can transfer. It is available in packages for several Linux distributions, including Debian, Arch Linux, RHEL-compatible systems, and openSUSE. Its standout features include tracking connection setup failures and running multiple clients through one server port at the same time. Source

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