Cisco Overlay Transport Virtualization (OTV)
Cisco Overlay Transport Virtualization (OTV) is use to connect two or more data centers and extends the VLANs over layer 3, using layer 2 DCI Data center interconnect. It is also called layer 2 VPN over IP. It supported over any kind of transport, such as point to point , MPLS , Internet , GRE… Read More »