Patent ID: 9331940
Filing Date: 2016-05-03
CPC Classification: H04L

Claim Text:
1. A method for providing virtualized services at a data center (DC), comprising: establishing a plurality of virtual nodes (VNs), each VN comprising a controller, an internet protocol (IP) infrastructure and a plurality of virtual switches (VSWs); each VSW being programmed to support a Virtual Routing and Switching (VRS) instance and for storing forwarding information therefor, wherein a virtualized service is provided via a collection of VRS instances interconnected using IP tunnels and L2 or L3 service encapsulations, and each controller being adapted to receive virtualized service route information from one or more DC gateways, other remote controllers and from local VSW, to process a required forwarding information base (FIB) and to download toward each VSW a corresponding FIB portion.