VLANs allow devices that must be kept separate to share the cabling of a physical network and yet be prevented from directly interacting with one another. This managed sharing yields gains in simplicity, …

Jan 8, 2026 · By dividing a single physical switch network into multiple logical broadcast domains, VLANs reduce unnecessary broadcast traffic, enhance security, and improve network performance, …

Aug 22, 2025 · This tutorial explains the basic concepts and fundamentals of VLANs. Learn what VLANs are and how they work in an Ethernet LAN network.

Jun 15, 2025 · A VLAN, or virtual area network, is a subnetwork that groups a collection of devices from different physical LANs. VLANs are often used on business computer networks.

To solve this, network engineers created VLANs — Virtual Local Area Networks. A VLAN divides a single switch into multiple logical networks, each acting as an independent network.

Jun 3, 2022 · VLANs partition a single switched network into a set of overlaid virtual networks that can meet different functional and security requirements. This partitioning avoids the need to have …

May 25, 2022 · What is a VLAN and how does it work? Virtual LAN (VLAN) technology enables network architects to segment physical devices into logical subgroups for performance and security reasons.

Jul 8, 2025 · A virtual local area network (VLAN) is a way to manage all your connected devices at home, from smart TVs to gaming consoles. See purposes and advantages of VLANs.

How Does a VLAN Work? A VLAN works by breaking down (or segmenting) one physical network into smaller ones. A company will typically group devices from different departments under different …

VLANs enable a single physical LAN segment to be further segmented so that groups of ports are isolated from one another as if they were on physically different segments.