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Issue - multiple paths support In certain scenarios, one terminal may use multiple data routes for one session Multi-link terminal Mobile IP route optimization In this case, current NSIS Session ID and Flow ID could not provide sufficient support for the path differentiation/manipulation Some way to differentiate “Path Type” will be necessary CN MN SID: XFlow ID: A (1) s t AR1 Nw1 Nw2 CN MN (2) s t AR2 AR1 Nw1 Nw2 AR2 QNE1 QNE1 AR3 Path1 Path2 Path3 SID: XFlow ID: B SID: XFlow ID: A Path1 Path2 SID: XFlow ID: B SID: XFlow ID: C |