@JLH Try to ping gmail.com on your Linux computer. And you can change the DNS server of TL-MR6400 to 8.8.8.8/8.8.4.4 to give it a go. Besides, you can customize the DNS server on the linux computer...

@Router.C-1750 We have several AC1750 product, may I know what is the model number of your? Meanwhile, the wireless router does not support sim card connection, instead, the 3/4G or LTE gateway...

@zamogonz Hello, you can go to advanced-system tools-traffic monitor page to enable it. With it enabled, the traffic usage of a device in the past 10 minutes or that of all devices in the past 10...

@M4rt1n Thanks for your reply. I checked some information online and found that there is no settings need to be done on the router once it was connected to it by ethernet cable. After it obtains...

@JFil With PC -- main Deco--router connected by wired cable, please click here to check the wired negotiation speed of the PC. Note: Steps are the same, while you need click on ethernet connection....

@enterthewebb Thanks for your reply, from your description, it seems that the power line network environment affects the actual performance. While you can try to change another outlet to plug the...