From the course: CompTIA A+ Core 2 (220-1102) Cert Prep
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Network address translation (NAT)
From the course: CompTIA A+ Core 2 (220-1102) Cert Prep
Network address translation (NAT)
- IPv4 addresses ran out probably in the late 1990s. Really. It took a very special technology called network address translation that saved us to the point where now with IPv6 finally coming in maturity, we could do it the right way. But the important thing that I want to show you right now is that we have a way of setting things up so that every computer on the internet does not have to have its own unique IP address. We can actually hide them using something called NAT. Now, here's how NAT works. What I've got here in front of me is a pretty typical, small office/home office SOHO router. And this one is for Comcast or Xfinity. Now, there's a bunch of stuff for old school TVs. I don't care about that. And here's an out so I can screw it into my big high definition, but there's really only two connections on here. There's one that, this is an F type that goes up to my internet service provider, and then there's a RJ45…
Contents
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(Locked)
Introduction to TCP/IP14m 10s
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Network IDs and subnet masks4m 34s
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Special IP addresses9m 14s
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Network address translation (NAT)7m 11s
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Dynamic IP addressing9m 39s
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Working with connections9m 2s
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Understanding DNS10m 56s
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Working with DNS7m 3s
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Windows naming6m 1s
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Working with workgroups7m 26s
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Working with active directory13m 38s
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Windows sharing with macOS and Linux7m 6s
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The net command4m 15s
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Routers11m 24s
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Basic router configuration11m 49s
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Firewall configuration10m 38s
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Windows firewall7m 44s
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Port forwarding7m 12s
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Advanced router configuration6m 6s
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Virtual LANs (VLANs)8m 4s
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