One thing about building home local area networks (LANs) is that the more you add to it, the more things can go wrong. Even when things are running smoothly, I still want to know what's going on so I ...

Network testers are ideal for IDing bad cabling, helping to troubleshoot network issues, estimating cable lengths and determining cable rates. These tools from Fluke Networks, NETSCOUT, and SignalTEK ...

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A smartphone can be a key part of a network troubleshooting toolkit. When maintenance is required, network pros most often make changes from a desktop PC or laptop. But an iPhone or Android phone can ...

Jake Peterson is Lifehacker’s Tech Editor, and has been covering tech news and how-tos for nearly a decade. His team covers all things technology, including AI, smartphones, computers, game consoles, ...