在防火墙域间安全策略中，不是outbound方向数据流的是（ ）。
- A.从Trust区域到Local区域的数据流
- B.从Trust区域到Untrust区域的数据流
- C.从Trust区域到DMZ区域的数据流
- D.从DMZ区域到Untrust区域的数据
正确答案及解析
正确答案
A
解析
本题考查的是一个基本概念，在华为防火墙上，从高安全级别流向低安全级别的都看作是out Bound方向。通常在防火墙中，安全级别最高的是local，其次是Trust，再是dmz，安全级别最低的是untrust。
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