This is true even if you're not using Cat-5 cable to hook up your network. For example, if your Wi-Fi Access Point (AP), cable, or DSL modem are unplugged you're not going to connect with anything.

The UNIX ping command lets you test network servers and latency. Here's how to use it in the macOS Terminal app.

Having trouble with your Internet connection? Here's how to find out what's really going on with your network.

There are many reasons why you'd want to check if an unauthorized party is using your wireless network. It may be that you're experiencing a slower than normal Internet connection or you simply ...

Test your Internet connection speed by running the Speedtest.Net utility. Wait for the tool to load and click "Begin Test" to run it. Note the download speed and the upload speed.