How can I delete a specific rule in iptables on Linux?

You can remove a rule in Linux using the iptables command. Here are the steps to delete a rule using the iptables command:

1. First, list the current iptables rules using the following command:

sudo iptables -L

1. Find the rule to be deleted in the list of rules, make note of the rule’s number or other identifier.
2. Replace with the number or identifier of the rule you want to delete when using the following command to remove a rule.

sudo iptables -D <rule_number>

1. List the iptables rules again using the following command to ensure that the rules have been successfully deleted:

sudo iptables -L

Please note that root or sudo privileges are required to delete rules.