A Linux Administrator Needs to Configure a New Firewall Without

Multiple Choice

A Linux administrator needs to configure a new firewall without an existing ACL to allow incoming web traffic. The firewall must log the allowed network traffic. Which of the following command sequences would accomplish this task when they are executed in order?

A) iptables -A INPUT -p tcp --dport 80 -J LOG iptables -A INPUT -p tcp --dport 443 -J LOG iptables -I INPUT -p tcp --dport 80 -J ACCEPT iptables -I INPUT -p tcp --dport 443 -J ACCEPT
B) iptables -I INPUT -m multiport -p tcp --dports 80,443 -J LOG iptables -I INPUT -m multiport -p tcp --dports 80,443 -J ACCEPT
C) iptables -A INPUT -m multiport -p tcp --dports 80,443 -J LOG iptables -A INPUT -m multiport -p tcp --dports 80,443 -J ACCEPT
D) iptables -A INPUT -p tcp --dport 80 -J ACCEPT iptables -A INPUT -p tcp --dport 443 -J ACCEPT