Patent ID: 8761043
Filing Date: 2014-06-24
Classification: H04L

Abstract:
1. A method for setting up a Virtual Private Network ‘VPN” in a backbone network having a plurality of Provider Edge “PE” routers for controlling the transfer of IP traffic to and from Customer Edge “CE” routers in satellite networks, the method comprising: in a PE router, configuring a Virtual Routing and Forwarding Table “VRF” for the VPN and populating the VRF with local routes for the VPN; assigning a PE IP Ioopback address for the PE router, assigning a VRF IP loopback address for the VRF; advertising a local route with the VRF loopback address and the PE IP Loopback address to other PE routers in the backbone network; encapsulating IP packets relating to the VPN; adding one or more encapsulation headers to each IP packet, the one or more encapsulation headers including the VRF loopback address and the PE IP loopback address; and forwarding the IP encapsulated packets through the backbone network.