CompTIA
XK0-004 · Question #129
XK0-004 Question #129: Real Exam Question with Answer & Explanation
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Question
A Linux administrator has installed a web application firewall in front of a web server running on HTTP port 8080 and successfully started the HTTP server. However, after opening the application URL in an Internet browser, the administrator discovered that the application does not work. The administrator performed the following diagnostic steps: Output of sysctl -a command: Output of iptables -L command: Output of netstat -nltop | grep "8080": Which of the following is the NEXT step the administrator should perform to permanently fix the issue at the kernel level?
Exhibits
Options
- Athen run to enable
- BEdit /etc/sysctl.conf file and add net.ipv4.ip_forward = 1 then run sysctl -p
- CAdd iptables rule iptables -A INPUT -m state --state NEW -p tcp --dport 8080
- DAdd iptables rule
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