Solution was - disable MAC address cloning and using internal device's MAC address. It's strange that MAC address cloning slow down download speed.

Model : Hardware Version : Firmware Version : ISP : First of all - I'm talking about wired connetion, not wireless. Recently I have upgrade on my internet connection. Now I have about 770 up / 770...

Thank you very much for crappy spam. I hope that the next time I get an answer from someone who has a brain.

Model : Hardware Version : Not Clear Firmware Version : ISP : Archer C9 V1, latest firmware Some months ago I was problem with port forwarding. I have port 80 forwarded and everything works. For some...

I'm looking for answer for the same question and I foud this thread. And as usual, what starts to makes me angry, guy who ask simply question and describes everything gets some useless and stupid...