Tutorials and deep dives on local network speed testing, Wi-Fi diagnostics, and iPerf3 on iPhone, iPad, Mac, and Android.https://iperf3app.com/en-ushttps://iperf3app.com/blog/uptime-percentage-misses-outages/https://iperf3app.com/blog/uptime-percentage-misses-outages/A 99.9% month can hide the outage that dropped your call. Here is how the check interval and the average lose it, and what to log instead.Tue, 18 Aug 2026 00:00:00 GMTmonitoringuptimehomelabnetworkinghttps://iperf3app.com/blog/iperf3-error-messages/https://iperf3app.com/blog/iperf3-error-messages/Bad file descriptor, control socket closed, server busy. Learn which iperf3 stage failed, what the errno means, and what to check first on each one.Fri, 07 Aug 2026 00:00:00 GMTiperf3troubleshootingerrorsnetworkinghttps://iperf3app.com/blog/test-jitter-packet-loss/https://iperf3app.com/blog/test-jitter-packet-loss/Video calls stutter while speed tests look fine. Run an iperf3 UDP test from the device you take calls on, and learn which jitter and loss numbers mean trouble.Mon, 13 Jul 2026 00:00:00 GMTiperf3udpjittertroubleshootingtutorialhttps://iperf3app.com/blog/test-wifi-7-speed-iphone/https://iperf3app.com/blog/test-wifi-7-speed-iphone/Wi-Fi 7 iPhones cap at 160 MHz channels and two streams, so 1.4 to 1.9 Gbps is the honest ceiling. Here is how to measure yours without a gigabit bottleneck.Mon, 13 Jul 2026 00:00:00 GMTiperf3wifiiphonetutorialhttps://iperf3app.com/blog/iperf3-tutorial/https://iperf3app.com/blog/iperf3-tutorial/An iPerf3 tutorial for beginners: what iPerf3 is, how the client and server work, and how to run your first throughput test, no command line needed.Mon, 01 Jun 2026 00:00:00 GMTiperf3tutorialguidebeginnerhttps://iperf3app.com/blog/run-an-iperf3-server/https://iperf3app.com/blog/run-an-iperf3-server/How to run an iPerf3 server on a phone, Mac, NAS, or router so another device can measure throughput to it, plus the port and firewall basics.Mon, 01 Jun 2026 00:00:00 GMTiperf3servertutorialhomelabhttps://iperf3app.com/blog/test-mesh-wifi-speed/https://iperf3app.com/blog/test-mesh-wifi-speed/How to test your mesh Wi-Fi speed the right way: use iPerf3 to measure real throughput at each node and the backhaul between them, not your ISP.Mon, 01 Jun 2026 00:00:00 GMTiperf3wifimeshtutorialhttps://iperf3app.com/blog/homelab-network-testing-toolkit/https://iperf3app.com/blog/homelab-network-testing-toolkit/How to test network performance in a homelab, one layer at a time: which tool to use for throughput, latency, the NIC and the ISP, from iperf3 to mtr.Sat, 23 May 2026 00:00:00 GMTiperf3homelabnetwork testingtoolshttps://iperf3app.com/blog/how-to-test-lan-speed/https://iperf3app.com/blog/how-to-test-lan-speed/Speedtest measures your ISP, not your LAN. Here is how to test the real speed of your home or office network with iPerf3 in five minutes, no CLI required.Sat, 23 May 2026 00:00:00 GMTiperf3lantutorialhomelabhttps://iperf3app.com/blog/iperf3-on-iphone-and-android/https://iperf3app.com/blog/iperf3-on-iphone-and-android/Run iPerf3 client and server tests directly on iPhone, iPad, and Android without SSH, jailbreak, or a laptop. Setup, parameters, and reading the results.Sat, 23 May 2026 00:00:00 GMTiperf3iosandroidtutorialhttps://iperf3app.com/blog/prove-isp-throttling/https://iperf3app.com/blog/prove-isp-throttling/You can prove ISP throttling with iperf3, but only if you set the test up correctly. Here is what throttling looks like, and how to gather evidence.Sat, 23 May 2026 00:00:00 GMTiperf3ispthrottlingtutorialhttps://iperf3app.com/blog/speedtest-vs-iperf3/https://iperf3app.com/blog/speedtest-vs-iperf3/Speedtest measures your ISP. iPerf3 measures your actual Wi-Fi and LAN. Here is when to use which, and how to run iPerf3 on iPhone, iPad, Mac, or Android.Sat, 23 May 2026 00:00:00 GMTiperf3speedtestwifitutorialhttps://iperf3app.com/blog/test-10gbe-network/https://iperf3app.com/blog/test-10gbe-network/A 10 GbE home network needs the right test setup or it will look slower than gigabit. Here is how to measure 10 GbE throughput with iperf3 and what to expect.Sat, 23 May 2026 00:00:00 GMTiperf310gbehomelabadvancedhttps://iperf3app.com/blog/vpn-throughput-testing/https://iperf3app.com/blog/vpn-throughput-testing/Measure real VPN throughput with iperf3, not Speedtest. Isolate tunnel overhead, CPU bottlenecks, and MTU issues. Compare commercial VPNs and corporate IPsec.Sat, 23 May 2026 00:00:00 GMTiperf3vpnthroughputtutorialhttps://iperf3app.com/blog/wifi-dead-zones-fix/https://iperf3app.com/blog/wifi-dead-zones-fix/Use iPerf3 to map Wi-Fi dead zones room by room, distinguish coverage problems from interference, and decide whether to move the AP, add mesh, or change bands.Sat, 23 May 2026 00:00:00 GMTiperf3wifitroubleshootingtutorial