VLAN

Why are Subnets required & Subnet vs VLAN

http://www.excitingip.com/1852/why-are-subnets-required-subnet-vs-vlan/

Salient points you need to know about Virtual LAN (VLAN)

http://www.excitingip.com/214/salient-points-you-need-to-know-about-virtual-lan-vlan/

VxLAN – Think beyond VLAN for the Cloud!

http://www.excitingip.com/2770/vxlan-think-beyond-vlan-for-the-cloud/