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Analysis Results (Summary) All work is mostly done ? VPN signaling No extensions needed (all work in applicability analysis I-D) VPN membership information exchange (PE-to-PE) BGP-based approach requires no (or very minor) extensions. IGP-based approach requires several extensions (based on existing IGP mechanisms). VPN routing For Virtual Link Service Model, no (or very minor) extensions needed. For Virtual Node Service Model, several extensions needed (already detailed in GVPN I-D) We believe for Per VPN Peer Service Model, no extensions are needed. |