IPV4 EXPLAINED | Subnet masks, IANA

**IPv4 Basics Explained | Subnet Mask, IANA, ISP, APIPA**

In this video, I provide a brief and clear explanation of the IPv4 addressing system and its core components, including subnet masks, the role of IANA (Internet Assigned Numbers Authority), the function of ISPs (Internet Service Providers), and the importance of APIPA (Automatic Private IP Addressing). Whether you're new to networking or just need a quick refresher, this video will give you a solid understanding of these key concepts.