While software-based cable testing isn't as accurate as a hardware Fluke tester, the inclusion of this feature in version 2.0.7.3 saves hours of troubleshooting. If your internet keeps dropping, running this test can confirm if the issue is a faulty patch cable or a loose connection behind the wall plate.
Realtek Ethernet Diagnostic Utility (specifically version and its close variants) is an official maintenance tool for Realtek Ethernet adapters. It is used to monitor connection health, run cable tests, and configure advanced features like NIC Teaming ASRock Industrial Key Features and Capabilities Realtek Ethernet Diagnostic Utility 2.0.7.3
Think of this utility as the mechanic's dashboard for your network card. It allows users to: While software-based cable testing isn't as accurate as