To understand how subnetting works, you first must have a good basic understanding of IP addresses. An IP address is set of binary octets broken into quads. That definition may not have made any sense ...

George Ou explains IP subnetting using his own graphical approach. It’s a great primer for students and a nice refresher for others. IP subnetting is a fundamental subject that’s critical for any IP ...

Subnetting and creating subnet masks is often outsourced to consultants, but doing it yourself can be both challenging and rewarding. In the IT world, specifically in networking, there aren’t many ...

I'm generally on the ISP side of things, and in that world, I stick with the apparently very old-fashioned configuration where a customer has a router that's actually a router (think back to the days ...

my ISP recently introduced a new product, a /29 IPv4, on top of the /32 IPv4 and IPv6 that I already get. They simply route the 8 addresses of the /29 to my current IP address. Normally, regular ...