![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
![Why cannot I access the Internet after successfully connected to the TP-Link router's wireless network(Windows OS)? Why cannot I access the Internet after successfully connected to the TP-Link router's wireless network(Windows OS)?](https://static.tp-link.com/QQ%E6%88%AA%E5%9B%BE20170718154143_1500364034335j.png)
Why cannot I access the Internet after successfully connected to the TP-Link router's wireless network(Windows OS)?
![Why cannot I access the Internet after successfully connected to the TP-Link router's wireless network(Windows OS)? Why cannot I access the Internet after successfully connected to the TP-Link router's wireless network(Windows OS)?](https://static.tp-link.com/image001_1495175298553s.jpg)
Why cannot I access the Internet after successfully connected to the TP-Link router's wireless network(Windows OS)?
![Network connection issue. The router cannot connect to the internet with the current settings." : r/Spectrum Network connection issue. The router cannot connect to the internet with the current settings." : r/Spectrum](https://external-preview.redd.it/vFoFQVOEDDty8O3iotgiLPPh991gG2Ev6JPtVCIAVow.jpg?auto=webp&s=dd387a8ea181bbcead4dbf368290be543397ee51)