What should be done if there is a physical connection issue with a server?

When addressing a physical connection issue with a server, the most logical first step is to check the network cables and ports. This is fundamental because physical connectivity is crucial for network communication; if the cables are damaged, improperly connected, or there are issues with the ports themselves, the server will be unable to connect to the network or other devices properly.

By checking the network cables, you can ensure they are securely connected and that there is no visible damage, such as fraying or cuts. Additionally, inspecting the ports allows you to identify any physical obstructions or damage that may affect the connection. This step not only helps in diagnosing the problem but also often resolves the issue quickly without necessitating further, more complex interventions.

The other options, such as replacing the power supply, installing additional software, or running a memory diagnostic, focus on different aspects of server troubleshooting but do not directly address a physical connection issue. They might be relevant if there are symptoms indicating problems with power, software, or memory, but they would not be the appropriate first response for a physical connectivity concern.