This is the "Network Model" episode, the first step of the basic network lecture series that you can learn even if you don't know the first thing about networks.

penterester

입문

초급

중급이상

Network

Network Step 1 for Everyone (Network Models)

I will renew it again.

The content doesn't change, but there are many opinions about the sound in the review.

After purchasing a microphone this time, I will film again to increase the sound.

PS. I bought a blue yeti yoohoo