XK0-005 · Question #1420
XK0-005 Question #1420: Real Exam Question with Answer & Explanation
Sign in or unlock XK0-005 to reveal the answer and full explanation for question #1420. The question stem and answer options stay visible for context.
Question
A Linux administrator has set up a new DNS forwarder and is configuring all internal servers to use the new forwarder to look up external DNS requests. The administrator needs to modify the firewall on the server for the DNS forwarder to allow the internal servers to communicate to it and make the changes persistent between server reboots. Which of the following commands should be run on the DNS forwarder server to accomplish this task?
Options
- Aufw allow out dns
- Bsystemctl reload firewalld
- Ciptables -A OUTPUT -p udp -ra udp -dport 53 -j ACCEPT
- Dfirewall-cmd --zone-public --add-port-53/udp --permanent
Unlock XK0-005 to see the answer
You've previewed enough free XK0-005 questions. Unlock XK0-005 for full answers, explanations, the timed quiz mode, progress tracking, and the master PDF. Question stem and options stay visible so you can still see what's on the exam.