Understanding IP addressing and subnetting is essential for anyone preparing for the CCNA certification. These concepts help you identify devices and efficiently manage networks. By learning how IP addresses and subnet masks work together, you can design scalable systems. Enrolling in a CCNA Course in Chennai (https://www.fita.in/ccna-training-in-chennai/) at FITA Academy (https://www.fita.in/) can provide hands-on practice and simplify these core networking fundamentals .