@Koushik7788 Follow this FAQ to determine your router local IP address. It matters if its 192.168.0.1 or 192.168.1.1 - open the correct IP address in your browser.

@ipiggidy According to its user guide Archer C7 v2 should support USB printing feature. Here's how to configure.

@heinzv It seems that this problem has been observed a while ago.

@TommievLi Usually this happens due to a faulty router ethernet port (less often) or a bad ethernet cable (more often) - check this solution.

@iversxn This issue usually can be mitigated by using a factory made ethernet cable of a good quality. Try using a Cat5E cable - C6 v4 is only 1000mbps capable.

@VPinPanama I can't see any problem with your network setup from what you've described. The hotel APs are physically connected to your ER605, while C1200 provides a different subnet for your private...