3.2 CCNA - VLAN

A VLAN allows a network administrator to create groupsof logically networked devicesthat act as if they are ontheir own independent network, even if theyshare acommon infrastructure with other VLANs.

- Using VLANs, you canlogically segment switchednetworks based onfunctions,departments, or project teams. - A VLAN is a logicallyseparate IP subnetwork.