@AlanHK Try to setup a static IP for your computer, which in the same subnet as the default access of the router printed on the bottom label. Click here to read the FAQ to setup static IP. After...

@desp Is that the system log of the MR6400 once it lost connection and got the error message？ If not, please re-send us a system log of the MR6400 after the unstable connection issue. Meanwhile, you...

@ShawnKingston We tried to track the history on our livechat system but cannot find any records. Anyway, we will give you a specific answer there. First, the TC-W7960 is a cable modem router, while...

@PaoloM Thanks for your feedback, glad to hear that you got it fixed finally. Not sure what is the user manual you read, while for the TL-SG1016D, only the quick installation guide included,...

@Jipe 88.164.85.254-- it should be the public IP address given by your ISP to get internet, while we need verify the LAN IP of the modem. You can login to the web UI of the modem to check it or you...

@VasylOk You are welcome, do not hesitate to contact us if need more help in the future. Nice day.