Not that scary or that hard: Two decades of VLANS
Classic or encapsulated? You choose Sysadmin blog Next year will see the 20th anniversary of IEEE 802.1Q, the standard that defines the tagged VLAN for Ethernet networks. Despite it being two decades since modern VLANs started being used in anger a significant number of systems administrators remain afraid of them. Unfortunately, the time is upon us where VLANs are becoming a necessity even in small businesses."