Join Mike Meyers for an in-depth discussion in this video Network Address Translation (NAT), part of CompTIA Network+ (N10-006) Cert Prep: 3 The World of TCP/IP.
- What I have in front of me is a diagram…of what a typical small network…attached to the Internet might look like.…So I've got some router here,…we'll pretend I'm down here in Houston,…so we use Comcast a lot down here,…so this is some Comcast router…and it has an IP address on, it's way inside,…that came from Comcast.…Now inside we have a lot of computers,…it could be a wireless access point with some smartphone,…or who knows, but there's a lot of devices on here.…All these devices, they have web browsers,…and they can get on the Internet.…
So remember the rule of the Internet says,…that all devices that get on the Internet…must have a legitimate IP address.…Well, there's a little magic here…and in order for you to appreciate the magic…what I want to do is let's go back in time…to the early 1990s,…back when I first started getting on the Internet,…and let you understand that it was a lot trickier…back then to do that.…Woo-ooo-ooo.…So now it's the early 90s.…In order to something like this,…sure, I would have to get some kind of device,…
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Skill Level Beginner
Q: This course was updated on 06/20/2017. What changed?
A: The following topic was updated: subnetting with CIDR.