VLAN (Virtual Local Area Network)
What is VLAN (Virtual Local Area Network)?
A way to split one physical network into separate logical networks — like having multiple invisible walls inside a single office.
Why VLAN (Virtual Local Area Network) Matters
VLANs keep guest traffic away from financial systems, isolate IoT devices, and contain breaches. Without them, a compromised smart TV can reach your file server.
Related Topics
Related Terms
Network Switch
A device that connects multiple wired devices together — like a power strip for network cables.
NetworkingSSID
The SSID (Service Set Identifier) is the name of your Wi-Fi network — the list you pick from when joining a wireless network. Each network broadcasts its SSID so devices can find and connect to it.
NetworkingAccess Point
An access point is a device that adds Wi-Fi coverage to an existing wired network. It connects to your network via Ethernet cable and broadcasts a wireless signal, extending your network's reach without replacing your router.
NetworkingZero Trust
A security model that assumes no user or device is trustworthy by default — every access request is verified, every time.
Security