对于付费服务的使用，有没有一些模型或最佳实践？
Is there any model or best practice for charging for the usage of a service?
目前的最佳实践是将传入标识主体传播到下游服务。
Current best practice is to propagate the incoming identity principal to the downstream service.
我们不认为直接连接到出站服务是一个最佳实践。
That said, we would not consider connecting directly to the outbound service a best practice.
这是IBM服务解决方案设计的商业化最佳实践内容。
This is IBM's commercially-available best practices content for service solution design.
RUPfor SOMA 2.4是IBM早期的一个关于服务解决方案设计的商业最佳实践方法产品。
RUP for SOMA 2.4 is IBM's previous commercial best practices offering for service solution design.
每本书收集最佳实践为每个IT服务生命周期的主要阶段。
Each book collects best practices for each major phase of the IT service lifecycle.
每本书收集最佳实践为每个IT服务生命周期的主要阶段。
Each book collects best practices for each major phase of the IT service lifecycle.
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