iperf3
Network-bandwidth measurement tool.
iperf3 measures the maximum achievable bandwidth on IP networks, supporting TCP, UDP, and SCTP with tunable timing, buffers, and protocols. It is the standard tool for diagnosing network throughput on Linux.
Install
Debian/Ubuntu: sudo apt install iperf3 Fedora: sudo dnf install iperf3 Arch: sudo pacman -S iperf3
