How can you make your Linux laptop connect to a public WiFi spot and then rebroadcast it as a private WiFI network? In particular, I wanted to connect an older Chromecast to the network.

Traceroute is still a great tool, but mtr ("my traceroute") provides even more insights when you're looking into network routing problems.

How to use the ip, ethtool, traceroute, tcptraceroute, and tcpdump commands to see what's up with your network on Linux systems.

Finally, you can use the nc command to fix some common networking issues. When something’s wrong on a network, it can help confirm whether it’s a connectivity issue, a service issue, or a firewall ...

I often profess that Linux can be used without the command line, but at some point, you might want to learn it anyway. When you do, consider these commands.

If you need to share or transfer files between Linux machines, you have plenty of options. Here are some you might not have considered.

These are the basic Linux network commands every admin should be able to use for troubleshooting network connection problems.

Configure your connection settings in NetworkManager NetworkManager connects to Wi-Fi networks and automatically configures wired network connections when you plug in an ethernet cable.

Get better performance and security when using your Wi-Fi on Linux by editing your connections.

It could also apply to Windows and Linux. If you don’t know what you’re doing, getting the two to meet on the network can seem like it’s almost impossible.