Troubleshoot a faulty computer network : RIP Troubleshooting Scenario 1. Can you find the issue?

The video tutorial covers troubleshooting a network issue where router one cannot ping the loopback of router four. It begins with verifying the problem and proceeds with debugging steps to identify the source of the issue. The problem is traced to incorrect IP address configurations on routers, which are then corrected. The tutorial concludes with verifying the solution and ensuring network connectivity is restored.

What configuration error was found on router three?

How was the problem with the routing updates resolved?

What is the significance of routers being in the same subnet?