Friday, February 7, 2014

Control Plane Flow and Data Plane Flow - BGP RFC 3107

BGP 3107 Architecture for Large ISP-Telecoms covers how BGP RFC 3107 help service providers to share the VPN routes across the boundaries without sharing the PE routes. ABR(Area Border Router) plays a vital role, as it has to modified the BGP next hop attribute to self.

Once the iBGP next-hop is changed, there after we can see how the control and data flow will look like.

Control Flow

Next step is to see how the data flow will look like

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