Subnetting made easy - Learn how I subnet in my brain without any papers within 10 minutes. I been using this tip my whole life and I typically don't need to pull up a subnetting calculator or use a piece of paper (unless its a HUGE number which I usually don't get in an exam when there are multiple choice questions).

00:00:00 - Intro
00:47:00 - Octets
00:01:25 - Binary Numbers
00:04:20 - Example - /24 Network
00:05:42 - Example - /16 Network
00:08:15 - Example - /15 Network
00:10:18 - Example - /25 network

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