When you need a Linux system to have a static IP address rather than one that is set dynamically by DHCP, all that's required is some configuration changes and a restart. Follow these steps to make ...

The bash script described here can change Linux systems' IP addresses from dynamic to static with much less manual work. Changing the IP address of a Linux system from dynamic to static is not ...

Jack Wallen shows you how easy it is to set a static IP in Rocky Linux 9 from the terminal. Image: alexskopje/Adobe Stock Rocky Linux 9 is a brilliant server operating system that comes from the man ...

From containers and VPNs to VLANs and firewalls, Linux networking has become the backbone of modern home labs and servers.

It is a problem as old as the Internet. You want to access your computer remotely, but it is behind a router that randomly gets different IP addresses. Or maybe it is your laptop and it winds up in ...

How to Scan for IP Addresses on Your Network with Linux Your email has been sent Are you having trouble remembering what IP addresses are in use on your network? Jack Wallen shows you how to discover ...

I've recently written about using bash arrays and bash regular expressions, so here's a more useful example of using them to test IP addresses for validity. To belabor the obvious: IP addresses are 32 ...

My Linux boxes are multi-homed (have two NICs). Each NIC is configured to be on a separate subnet. All good so far. The problem is that they respond to requests sent to either network address ...