{"id":"pedroperezmsft-iperf3-server","name":"iperf3-server","af_score":25.8,"security_score":23.0,"reliability_score":32.5,"what_it_does":"iperf3-server is intended to run an iperf3 server endpoint to measure network performance (throughput) between a server and client over TCP and/or UDP, typically used in benchmarking and troubleshooting scenarios.","best_when":"You need repeatable, host-to-host network performance testing in a controlled environment where you can run iperf3 server and an iperf3 client.","avoid_when":"You cannot control firewalling/access to the iperf3 port(s), or you require a programmatic HTTP/SDK interface with authentication and rate limiting.","last_evaluated":"2026-04-04T21:29:58.254506+00:00","has_mcp":false,"has_api":false,"auth_methods":[],"has_free_tier":false,"known_gotchas":["iperf3-style measurement is not a request/response API; an agent must orchestrate starting the server and running a compatible client test.","Test results depend on environment and parameters (TCP/UDP, parallel streams, duration, window sizes); agents may need to tune flags to get meaningful comparisons.","Without external access controls, exposing the iperf3 server port can allow arbitrary throughput testing traffic."],"error_quality":0.0}