The ultimate speed test software for TCP, UDP and SCTP

Iperf (64-bit)
Download Iperf 3.1.3 (64-bit)

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About Iperf (64-bit)

iPerf is a tool for active measurements of the maximum achievable bandwidth on IP networks. It supports tuning of various parameters related to timing, buffers, and protocols (TCP, UDP, SCTP with IPv4 and IPv6). For each test, it reports the bandwidth, loss, and other parameters. This is a new implementation that shares no code with the original iPerf 64 bit and also is not backward compatible.Features and Highlights Measure bandwidth Report MSS/MTU size and observed read sizes. Support for TCP window size via socket buffers. The client can create UDP streams of a specified bandwidth. Measure packet loss Measure delay jitter Multicast capable Client and server can have multiple simultaneous connections (-P option). The server han... Read More »

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