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Q28 Single choice

A DevOps engineer needs to allow incoming traffic to ports in the range of 4000 to 5000 on a Linux server.

Which of the following commands will enforce this rule?

A
iptables -f filter -I INPUT -p tcp --dport 4000:5000 -A ACCEPT
B
iptables -t filter -A INPUT -p tcp --dport 4000:5000 -j ACCEPT
C
iptables filter -A INPUT -p tcp --dport 4000:5000 -D ACCEPT
D
iptables filter -S INPUT -p tcp --dport 4000:5000 -A ACCEPT

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