From the course: Troubleshooting Network Connectivity

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From the course: Troubleshooting Network Connectivity

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- [Narrator] Few things can be as frustrating or problematic as flaky wireless. Usually it comes in as a report from the user saying, "the wireless is terrible," but by the time I get there, everything is fine. This could be any of a very large number of issues. I usually prefer to start at the physical layer and work my way up the stack. The physical layer can be really tricky depending on the environment I'm running in. Occasionally, I'll be in an environment out of my control. Think an office complex. I generally can't dictate what other tenants are allowed to do with their wireless, which means they could be the source of my issues. All of my APs will be in some sort of network monitoring system, looking for connectivity failures or high CPU conditions on the device. If I've ruled out issues with the access point itself, I'm going to look for interference issues. Interference usually comes into play with 2.4 gigahertz networks, though they can affect 5 gigahertz networks also. 2.4…

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