cable testing

My basic cable tester died after touching a 60W PoE++ injector—what should replace it?

My dependable generic two-piece network cable tester finally released its magic smoke after roughly 15 years and well over 2,000 cable tests. It has the usual eight indicator…

How to Identify Ethernet Port Connections in a Newly Inherited Building?

I've recently inherited a building that has a network set up without any documentation. There are no labels on the cables, and many of them have been spray…

How Can I Check If My USB-C Charging Cable Is Failing Without a Multimeter?

I've got a bunch of USB-C cables that I use for charging my iPhone 17, but some of them only charge intermittently. I can't see any visible damage,…