From the course: CompTIA A+ Core 2 (220-1102) Cert Prep: 6 Networking
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Working with connections
From the course: CompTIA A+ Core 2 (220-1102) Cert Prep: 6 Networking
Working with connections
- At any given moment, your computer is going to be connecting to all kinds of stuff, not only on your local area network but also out to the internet. All of these connections are something we need as techs to be able to inspect and monitor. Now, there's a lot of different ways to do this but the well knowledged tech will be using in Windows the netstat command. The netstat command basically goes show me all the statistics for all the different types of connections, TCP or UDP. It'll show ICMP, but those go so quick they tend not to track very quickly. So really TCP and UDP connections on your particular system. So let's take a look at netstat. You just run netstat from a command prompt, N E T S T A T. Now running it by itself is kind of interesting, a little slow. Now what I want you to take a look at as this thing's loading up, it says what protocol? This is the local address of my computer right here. This is my…
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Contents
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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 5s
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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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