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The purpose of Public Cloud Edge Interface (PCEI) Blueprint family is to specify a set of open APIs for enabling interworking between multiple Multi-Domain Interworking across functional domains that provide Edge capabilities/applications and require close interworking cooperation between the Mobile Edge, the Public Cloud Core and Edge as well as the 3rd-Party Edge functions as well as the underlying infrastructure functions such as Data Centers and Networks. The high-level relationships between the functional domains is shown in the figure below:
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