SamyGO

error is on client side, so maybe your isp force you to use some proxy server... I also always get 800 error on ES6710 and E8000, both on latest Samsung FW. Could it be Samsung blocks your IP 46.4.199.222 in newer firmwares? Yes, I believe somewhat like that they maybe blocked IP, because today try...

I'm with UE46ES6100 on T-MST10PDEUC v1030 and got an 800 error, are you working on that? theres another way to downgrade like usb? thanks