CompTIA
XK0-005 · Question #10680
A Linux administrator needs to remove all local firewall rules on a Linux system. Which of the following commands should the administrator run?
The correct answer is C. iptables -F. The iptables -F command flushes all the firewall rules, effectively removing them from the system. This command clears out all existing rules from all chains (INPUT, OUTPUT, and FORWARD), leaving the system with no active iptables rules.
Security
Question
A Linux administrator needs to remove all local firewall rules on a Linux system. Which of the following commands should the administrator run?
Options
- Aiptables -D
- Biptables -L
- Ciptables -F
- Diptables -A
How the community answered
(59 responses)- A3% (2)
- B3% (2)
- C92% (54)
- D2% (1)
Explanation
The iptables -F command flushes all the firewall rules, effectively removing them from the system. This command clears out all existing rules from all chains (INPUT, OUTPUT, and FORWARD), leaving the system with no active iptables rules.
Topics
#iptables#firewall management#network security
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