示例：ISV 软件开发人员，零售后端办公室工作人员。
Examples: ISV software developer, retail back-office worker.
具有定义良好的身份验证和授权的企业CRM系统与企业后端办公室系统间的集成通常采用此模型。
Integration between a enterprise CRM system, with well defined authentication and authorisation, and enterprise back office system often follow this model.
他们的目标是在内部办公室建立“一个真实数据来源”，而巩固后端系统是必要的第一步。
Their objective is to establish "one source of truth" in their back office, and consolidating back-end systems is a necessary first step.
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