How do I determine LAN Port Issues?

Check Physical Connections: Ensure all Ethernet cables are securely connected and inspect for damage.
Test for Connectivity: Connect different devices directly to LAN ports.
Swap Ethernet Cables: Rule out cable issues by using different cables.
Try Different LAN Ports: Check internet functionality across different ports.
Check Device Network Settings: Ensure proper network configuration on connected devices.
Use Device Diagnostics: Run network diagnostic tools for additional insights.
Observe Performance: Monitor connected devices for any connectivity or speed issues.