例如，我最近所接触的一个客户在数据中心之间使用OC - 3连接，他们感觉到这应该足够了。

As an example, one customer I recently worked with was using an OC-3 connection between data centers and felt that should be adequate.

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在此阶段呼叫中心作为一个企业与客户的重要接触点，每天都和大量的客户在进行互动。

In this phase the call center as a business the important point of contact with the customer, every day, and a large number of customers in the interaction.

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