如何看待问题、分析问题和解决问题，取决于人的问题意识。
How to face, analyze and solve these problems depends on the consciousness of problems.
解决问题意味着要有能力把问题进行方程化，创造性地考虑解决思路，并且清晰又精确地表达出解决方案。
Problem solving means the ability to formulate problems, think creatively about solutions, and express a solution clearly and accurately.
解决互操作性问题意味着要处理数据面和控制面。
Solving the interoperability problem means dealing with the data and control planes.
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