![]() VLANs allow network administrators to group hosts together even if the hosts are not directly connected to the same network switch. In this way, VLANs can keep network applications separate despite being connected to the same physical network, and without requiring multiple sets of cabling and networking devices to be deployed. VLANs work by applying tags to network frames and handling these tags in networking systems – creating the appearance and functionality of network traffic that is physically on a single network but acts as if it is split between separate networks. LAN is the abbreviation for local area network and in this context virtual refers to a physical object recreated and altered by additional logic. ![]() JSTOR ( January 2014) ( Learn how and when to remove this template message)Ī virtual LAN ( VLAN) is any broadcast domain that is partitioned and isolated in a computer network at the data link layer ( OSI layer 2).Unsourced material may be challenged and removed. ![]() Please help improve this article by adding citations to reliable sources. ![]() This article needs additional citations for verification.
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