Secret of subnet mask

>> YOUR LINK HERE: ___ http://youtube.com/watch?v=yLeuGOOrUvo

Please support my channel by becoming a Sunny Classroom member. Your support is much appreciated. • / sunnyclassroom • !!! Correction note: from 5:09 to 8:09, Computer A's IP address' fourth octet in binary should be 00000010 . Sorry about the confusion. • ---------------- • Every host on a network has IP address and subnet mask. What is subnet mask? Why does a computer on a network need a subnet mask? What does a subnet mask look like? How does a computer knows whether its target computer is local or remote? What is the secret? In this video, you may find all these questions. • • This is my education channel. My topics cover networking, security, programming, and other computer-related materials. • • Please subscribe my channel. Many thanks.

#############################

New on site