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Classic Solution Approach Combine P2MP LSPs and MP2P LSPs One P2MP LSP per Server (rooted at Server) Server to Clients and other Servers communication One MP2P LSP per Server Client to Server communication Each client connects to N x P2MP LSPs and N x MP2P LSPs (with N being the number of Servers) Requires Send/Receive Operations across multiple LSPs for a single Service Instance (due to combination of multiple LSPs) Addition of a Server requires configuration changes on all other Clients and Servers |