LPI
202-400 · Question #50
202-400 Question #50: Real Exam Question with Answer & Explanation
Sign in or unlock 202-400 to reveal the answer and full explanation for question #50. The question stem and answer options stay visible for context.
Question
When the default policy for the iptables INPUT chain is set to DROP, why should a rule allowing traffic to localhost exist?
Options
- AAll traffic to localhost must always be allowed.
- BIt doesn't matter; iptables never affects packets addressed to localhost
- CSendmail delivers emails to localhost
- DSome applications use the localhost interface to communicate with other applications.
- Esyslogd receives messages on localhost
Unlock 202-400 to see the answer
You've previewed enough free 202-400 questions. Unlock 202-400 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.