The iperf series of tools perform active measurements to determine the maximum achievable bandwidth on IP networks. It supports tuning of various parameters related to timing, protocols, and buffers. For each test it reports the measured throughput, loss, and other parameters.
United States
An advanced network throughput testing utility for LAN, WLAN, and WAN: TCP/UDP, QoS, custom payloads, reporting, and scheduling.
United States
Netperf is a benchmark that can be used to measure the performance of many different types of networking. It provides tests for both unidirectional throughput, and end-to-end latency.
United States
nuttcp is a network performance measurement tool intended for use by network and system managers. Its most basic usage is to determine the raw TCP (or UDP) network layer throughput by transferring memory buffers from a source system across an interconnecting network to a...
LANBench is a simple LAN / TCP Network benchmark utility. It is designed for testing network performance between two computers and is based on Winsock 2.2. LANBench tests TCP performance only and is designed for minimal CPU usage so that the pure performance of your network...
Australia
Precision network speed testing tool that measures throughput, latency, jitter, packet loss, and data integrity between two machines with quality grading, certification reports, and PDF export.
Australia
Launch a Network Speed Test Server. Without using any commands, test and fix your local network before pointing fingers towards your ISP for slow and sluggish Internet.
