How to Add a Port to iptables in Linux Print

How to Add a Port to iptables in Linux

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Adding a Port to iptables

If you want to add port 456 to iptables, follow these steps:

Step 1: Login to Your Server

Login to your server via SSH and type the following command:

iptables -A INPUT -m state --state NEW -m tcp -p tcp --dport 456 -j ACCEPT

This command will allow port 456 to pass through the firewall and be accepted by the server.