An Administrator Is Attempting to Block SSH Connections to 192

question 46

Multiple Choice

An administrator is attempting to block SSH connections to 192.168.10.24 using the Linux firewall. After implementing a rule, a connection refused error is displayed when attempting to SSH to 192.168.10.24. Which of the following rules was MOST likely implemented?

• A) iptables -A -p tcp -d 192.168.10.24 --dport 22 -j REJECT
• B) iptables -A -p tcp -d 192.168.10.24 --dport 22 -j DROP
• C) iptables -A -p tcp -d 192.168.10.24 --dport 22 -j FORWARD
• D) iptables -A -p tcp -d 192.168.10.24 --dport 22 -j REFUSE

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Definitions:

Minimal Risks

Refers to the probability and magnitude of harm or discomfort anticipated in research not being greater than those ordinarily encountered in daily life or during routine physical or psychological examinations.

Justice

The principle of fairness where individuals are treated ethically and without bias, accorded their due rights and punishment.

Fair Distribution

The equitable allocation of resources or opportunities among members of a group.

Non-Maleficence

A fundamental principle in bioethics that obligates healthcare providers to avoid causing harm to patients.