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Deployment Model

Edge using certain ONAP management workload functions as an Offload

Note: In this context, Offload is the process of moving certain functions from central to edge locations to address various requirements such a WAN bandwidth constraint, higher resiliency, real-time service assurance etc.


DescriptionArchitecture Near-term Priority

Edge and Central Provider are same

  • Allows ONAP Central Controller function to install ONAP SW components (purely ONAP mgmt. based or 3rd party integrated with ONAP mgmt.).
  • This also supports ONAP specific K8S cluster installation.

Priority - ?High

Rationale:

  • Analytics and closed loop offloads are key edge use cases.

Note: Analytics is currently addressed by a Distributed DCAE Orchestrator based on Cloudify.

Participant Operator Priority

  • AT&T - High; To distribute DCAE services (Analytics, collectors etc.) and other ONAP components for resiliency.
  • Verizon - Medium; Primarily distributed DCAE collectors and data mediation
  • Vodafone - High; Distribute both DCAE and ONAP components

Edge and Central Providers are different

Note: In this case, Central provider is still managing the management functionality running at the edge, but using another operators infrastructure.

  • Use Existing VPCs (VPC creation out of scope for ONAP)
  • Rest - Same as above.

Note: A Virtual Private Cloud (VPC) provides a dedicated pool of compute/network/storage resources using a infrastructure as a service approach.Same as above.

Priority - Medium

Vodafone (question): should this model be at a lower priority? For a first phase it's sufficient to enable the case where edge and central providers are the same.

  • Valid point - lowered priority to medium

Managed Workloads

  • Managed workload instantiation is always started by ONAP Central components 
    • If "Edge using certain ONAP management workload functions as an Offload" as described in the previous table, the corresponding workload LCM functions will be taken care of by offloaded ONAP management components 

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