@Tyjones AX6000 is SOHO product. I think it has't voucher portal function.

@PeterVa Could you post the screenshot of your error?

@3wer66 You can try to use Iperf to test the speed. Confirm whether the problem is related to the router itself or related to the application. https://www.tp-link.com/en/support/faq/2397/

@JLTHLA TP-Link already released a new official firmware. It may solve the problem. https://static.tp-link.com/2020/202005/20200512/TL-R600VPN(UN)_v4_4.0.4%20Build%2020200313.zip

@phil_rv So the switch work in 100M now? Full Duplex or Half Duplex?

@Harsh_Shah Sorry that maybe I get the wrong information. For port 1723, you can check if it's blocked by your ISP. Some ISP may block this port. You can connect a PC to the WAN port, and set up...