![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 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](https://www.downloads.netgear.com/files/answer_media/DITAToo/Knowledge%20Base%20Articles%20%28New%29/CHP%20Products/Routers/RAX20_loopback_test.png)
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
![NETGEAR - Nighthawk C7000 AC1900 WiFi Router with DOCSIS 3.0 Cable Modem | Certified for XFINITY by Comcast, Spectrum, Cox, and more - Walmart.com NETGEAR - Nighthawk C7000 AC1900 WiFi Router with DOCSIS 3.0 Cable Modem | Certified for XFINITY by Comcast, Spectrum, Cox, and more - Walmart.com](https://i5.walmartimages.com/asr/d7e99bf4-0228-4f3e-a85f-40fef3633d83.7202883340695e3d2fcb6d05ba112563.png)
NETGEAR - Nighthawk C7000 AC1900 WiFi Router with DOCSIS 3.0 Cable Modem | Certified for XFINITY by Comcast, Spectrum, Cox, and more - Walmart.com
![Netgear Nighthawk RAXE500 Tri-Band Wi-Fi 6E Router, hands on: High-performance, high-capacity | ZDNet Netgear Nighthawk RAXE500 Tri-Band Wi-Fi 6E Router, hands on: High-performance, high-capacity | ZDNet](https://www.zdnet.com/a/img/resize/8319d2e24e3772a92053896137c9e5d988910b19/2021/05/26/f075f196-ed66-484c-9d49-2cc35433ffda/netgear-nighthawk-wi-fi-6e-header.jpg?width=1200&height=900&fit=bounds&auto=webp)