Subnetting is one of the most challenging topics in networking, particularly for beginners. In this video, I take a look at some of the related concepts required for understanding this practice, including IP addressing structure, subnet masks, address classes and binary conversion.
00:00 Intro
00:38 IPv4 Address and Subnet Mask
01:18 Network vs. Host Portion
02:57 Network Address and Host Range
03:40 Broadcast Address
04:26 Quick Broadcast Calculation
05:20 Dotted Decimal vs. CIDR
06:01 Private IPv4 Address Classes
08:36 Decimal to Binary Conversion
13:24 Binary to Decimal Conversion
14:54 The Need for Subnetting
16:37 Assignable Hosts Formula
19:33 CIDR Mask from Binary
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