Subnetting — How I Finally Got It to Stick

Sat, 10 May 2025 00:00:00 +0000

So subnetting. The thing that makes people quit CCNA prep early.

I avoided it for longer than I should have. Not because I didn’t understand the concept, I kind of got it, but when it came to actually working through questions I was slow and uncertain and kept second guessing myself. I was using subnet calculators to check my work and that was the problem, I wasn’t actually learning anything I was just verifying answers.

Study on Andy Als

Subnetting — How I Finally Got It to Stick