Which statement about NAT is wrong? (Choose two.)

• A.NAT Inbound command and NAT Server command have the same functions, can choose to configure according to personal preference
• B.NAT technology can support multi-channel protocols such as FTP and other standard multi-channel protocol
• C.Outbound direction NAT can support the following application modes: one-on-one, many-to-many and many-to-one
• D.NAT Outbound refers to conversion to the source IP address, NAT Inbound refers to conversion to the destination IP address

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Which of the following is the core part of the P2DR model?

• A.Response
• B.Protection
• C.Policy Strategy
• D.Detection

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Which of the following are multi-user operating systems? (Multiple choice)

• A.UNIX
• B.LINUX
• C.Windows
• D.MSDOS

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Regarding the description of the vulnerability scanning, which of the following is wrong?

• A.Vulnerability scanning can be done based on the results of ping scan results and port scan
• B.Vulnerability scanning is a technology based on network remote monitoring of target network or host security performance vulnerability, which can be used for simulated attack experiments and security audits.
• C.Vulnerability scanning is a passive preventive measure that can effectively avoid hacker attacks.
• D.Vulnerability scanning is used to detect whether there is a vulnerability in the target host system. Generally, the target host is scanned for specific vulnerabilities.

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Which of the following options can be used in the advanced settings of Windows Firewall? (Multiple choice)

• A.Change notification rules
• B.Set out inbound rules
• C.Set connection security rules
• D.Restore defaults

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