Published Apr 25, 2026, 8:00 AM EDT Richard is the PC Hardware Lead at XDA and has been covering the technology industry for almost two decades. He's been building PCs since young, and when not creating content, you can often find him inside a chassis somewhere. When I first configured VLANs on my home network, it was to completely sort out the local area network (LAN). I had hastily added everything to the network without care for what could communicate with what, which IP addresses were assigned, and what rules were configured on the firewall. It was a mistake since I'm usually pretty good when it comes to fine-tuning just about everything to perfection for PC builds and other parts of my home lab and smart home, but the network was always an afterthought. VLANs are excellent and should be used on almost all networks. Even if you feel like it's overkill for your own LAN, it's probably not.…