![Computer LAN Network Cable Tester with LED Indicator RJ45 RJ11 Cord Testing Detecting Tool Networking Supplies Computer LAN Network Cable Tester with LED Indicator RJ45 RJ11 Cord Testing Detecting Tool Networking Supplies](https://ae01.alicdn.com/kf/Sd03cac8f014a41b4a14dd806b91ef080t/Computer-LAN-Network-Cable-Tester-with-LED-Indicator-RJ45-RJ11-Cord-Testing-Detecting-Tool-Networking-Supplies.jpg_.webp)
Computer LAN Network Cable Tester with LED Indicator RJ45 RJ11 Cord Testing Detecting Tool Networking Supplies
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An Internet or LAN port isn't working correctly on my router. How do I perform a loopback test to check the port? | Answer | NETGEAR Support
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