From the course: CompTIA Network+ (N10-009) Cert Prep

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Switch port protection

Switch port protection

From the course: CompTIA Network+ (N10-009) Cert Prep

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Switch port protection

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- One of the interesting things about teaching for a CompTIA certification is that even though CompTIA is vendor-neutral, there are certain situations where vendors start to show their head. And this is a great example of this. In this particular episode, switch port protection, we're going to be talking about switch ports. Now, switch port is a CompTIA term. Basically, you have two types of ports in this world. There are ports that connect to switches. Now these are not going to have IP addresses or anything like that, or we have ports that connect to network cards. So a network card could, for example, be the ports in a router. Routers have IP addresses. Our individual systems have IP addresses. My little camera, when I plug it in with its RJ45, has an IP address. But switches don't have IP addresses. They don't support layer three directly. So to differentiate a regular port from a port that's in one of our switches, Cisco coined the term switch port, so with that in mind, I want…

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