iptables is a user-space utility program that allows a system administrator to configure the IP packet filter rules of the Linux kernel firewall implemented as different Netfilter modules. It is commonly used to set up, maintain, and inspect the tables of IP packet filter rules in the Linux kernel.
To install iptables on Ubuntu 22.04, you can follow these steps:
Connect to your Ubuntu 22.04 server using SSH or open a terminal.
Update the package list by running the following command:
sudo apt update
Install iptables by running the following command:
sudo apt install iptables
After entering your password, the installation process will begin. You will be prompted to confirm the installation by pressing 'Y'.
Once the installation is complete, you can verify that iptables is installed by running the following command:
You should see the version information printed on the terminal, indicating a successful installation.
Now you can start using iptables to configure your firewall rules and network traffic filtering on your Ubuntu 22.04 server.
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