If you do not have Internet connection in iTV Viet - Tong Hop #1 - or it says server offline. Or Youtube shows No Internet.
Then check in iTV Viet, top right corner if the date and time is not correct then please do the following.
Home - Info - More settings - ok -.
Go down to Date & Time Ok
Automatic date & time must be checked marked.
After check mark go back home and reboot the box.
Go back into iTV Viet and check if the date & time is now correct.
Your Internet should now be connected.
You may need to reboot your modem and router.