IPv4 addresses

- In the networking world,…you'll find there's a lot of conversation,…or you're going to be hit a lot…with IPv4 addresses,…at least for a while yet.…Here in the United States…we're kind of shuffling along,…not moving very rapidly into the IPv6 address space.…So we're going to be talking about IPv4…for quite some time.…And even if you are a new person…just entering into the field of networking now,…this is your designs on your future,…it's like, "Hey, I want to be associated with…"networking in the computer world."…You will need to know about IPv4 addresses.…

You'll hear a word used a lot…if you read any publications about understanding it.…The word is "hierarchical".…And typically, when we hear that word…it's used pretty much in describing…a company's lay out of how it goes from…the big cheese all the way down to the workerbees,…that kind of a thing.…There's a hierarchy structure…of what something is up here,…something is down here.…Well, it's a similar concept…when you look at an IPv4 address.…And we'll focus on probably the one you see the most…