Using IPTables, we will be defining a set of rules by which we can monitor, allow or block incoming or outgoing network packets. IPTables can be used for personal computing or can also be applied to the entire network. ![]() It creates a barrier between trustworthy and untrustworthy networks so your system can be safe from malicious packets.īut how we are going to decide what is safe and what not? By default, you do get some privilege to set up rules for your Firewall but for more detailed surveillance of incoming and outgoing packages, IPTables are what you require the most. The way the Firewall works is quite simple. ![]() We know that things do seem complex from the surface but through this tutorial, we are going to explain the basis of IPTable and the use of basic commands so that even if you are a networking student or want to deep dive into networks, you can benefit from this guide. If you are using Computers for while, you must be familiar with the word “ Firewall”.
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