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In the normal E2E Network Slice architecture which is supported in the ONAP, RAN NSSMF is responsible for the creation of Transport Front Haul and Back Haul slice subnet instances as defined in the architecture below.
In this scenario 2, NSMF itself will be taking care of the TN front haul and back haul slice subnet creation as mentioned in the architecture below.
SDC design
SDC template design guide for NSMF based TN slices can be found here SDC Templates Design
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