Cisco VLAN Configuration! | Free CCNA 200-301 | www.ipcisco.com | #network#networking#cisco#ccna#cisconetworking#cisconetworking#packettracer#vlans#ciscoswitch VLANs (Virtual Local Area Networks) are the Logical Virtual Networks that you can seperate big networks into smaller networks. This can be done for reducing broadcast traffic, network performance improvement, security purpose or to seperate different departments each other and for network flexibility.