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This section describes Business Drivers needs.

Executive Summary - (Give a short description of your Use Case, the "Executive 2 min elevator pitch", this describes the "WHAT")This is the first attempt by using ONAP to realize cross carrier communication. In this use case, we provide an end to end cross operators international VPN service which includes features like cross operator, cross domain(different OTN domains) and cross layer(Layer 2 and Layer 3) by taking advantage of the strong orchestration ability of ONAP.

Business Impact - (This is the Business Impact which describes why this use case is important from a business perspective, this describes the "WHY").use case meets the demands of the following aspects:

• Real-time resource update.
• OTN equipment operation and scheduling for different vendors.
• Multi-constrained end-to-end route computation.
• Multi-domain end-to-end service providing.
• Multi-domain network end-to-end survivability.
• Supply SMB companies with VPN service on demand, instantly, flexibly
• Deploy VPN service by overlay mode , untouch carrier network
• “One-click open”and “One-stop”, automatically deploy enterprise VPN service
• Self-service order for client-side CPE, self-delivery client-side CPE
• Provide various value-added service on client-side SD-CPE and cloud side

Business Markets - For  enterprise customers who want to set up VPNs among multiple sites. Specifically for Enterprise having branches overseasBusiness Markets - (This is the marketing analysis, which can include but not limited to applicable markets, domains, marketing projections, this can describe the "WHERE").

Funding/Financial Impacts - (The Funding requirements and Financial impacts can describe the financial savings, or CAPEX, OPEX impacts for a Use Case)

• Large time saving and labor saving by providing automatic service scheduling and resource maintenance.
• Provide cross carrier connection. Service provisioning is not restrict within one ONAP any more.

Organization Mgmt, Sales Strategies - (It is suggested that you use the following wording):There is no additional organizational management or sales strategies for this use case outside of a service providers "normal" ONAP deployment and its attendant organizational resources from a service provider. (This would typically describe the "WHO", but because use cases are all deployed with ONAP itself, these two areas come with the actual ONAP deployment and uses the organizational management and sales strategies of a particular service provider's ONAP deployment) 

Recap for What Has Been Done

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