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  • MNO hosts UPF/SPGW-U in their network.
  • MNO provisions all UPF functions.
  • MNO may request UPF Interconnection for SGi/N6 interface in a required Metro to 3PE/PCE via APIs (on P2)
  • Bare Metal Orchestration Provider and Interconnect Provider expose Data Center Location / Metro to PCEI Enabler via APIs (on P3 and P4)
  • 3PE and PCE providers expose Data Center Location / Metro to PCEI Enabler via APIs (on P5 and P8/P7)
  • PCEI Enabler may request Bare Metal Orchestration for Distributed UPF via APIs (on P3)
  • PCEI Enabler may request Interconnect for MNO UPF (L2/L3) via APIs (on P4)
  • PCEI Enabler may request PCC/PCE and/or 3PE Controller to instantiate workload instances for LBO processing via APIs (on P8/P5)


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Figure 4. User Plane Function Distribution and Traffic Local Break-Out.

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