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Some words about the functional specification I-d Span (Link) Protection Unidirectional 1+1 dedicated protection Bi-directional 1+1 dedicated protection Dedicated 1:1 protection with Extra Traffic Shared M:N protection with Extra Traffic End-to-End (LSP/LSP segment) Protection and Restoration Unidirectional 1+1 dedicated protection Bi-directional 1+1 dedicated protection Shared Mesh Restoration Reversion and other Administrative Procedure |