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XK0-005 · Question #74
XK0-005 Question #74: Real Exam Question with Answer & Explanation
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Security
Question
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?
Options
- Aiptables -A -p tcp -d 192.168.10.24 -dropt 22 -j REJECT
- Biptables -A -p tcp -d 192.168.10.24 -dropt 22 -j DROP
- Ciptables -A -p tcp -d 192.168.10.24 -dropt 22 -j FORWARD
- Diptables -A -p tcp -d 192.168.10.24 -dropt 22 -j REFUSE
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Topics
#iptables#Firewall rules#SSH blocking#Network security