How to Identify LAN Issues (Local Area Network Problems)
Here is a reality that every network admin eventually runs into: users report slow apps, dropped calls, and broken connections, and the first instinct is to blame the ISP or the cloud provider. The ticket gets escalated, the ISP pushes back, and hours later, you find out the problem was sitting inside your own building the whole time. A saturated switch port. A misconfigured VLAN. A flaky patch cable in the server room.