A technician recently installed a new firewall. Which of the following ports must be open to permit HTTPS traffic?（）
- A、21
- B、23
- C、80
- D、443
正确答案:D
答案解析:有
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CompTIA认证考试
CompTIA认证考试
A technician recently installed a new firewall. Which of the following ports must be open to permit HTTPS traffic?（）
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