Ok, i have compiled the below instructions. You will need to get your DSL username and password ***** your ISP.
Do the below on the TP LINK TD W9970.
Navigate to the modem's web interface. (USUALLY - http://192.168.1.1)
Click on Quick Setup on the left, then Next.
Make sure to set the Region to and Time Zone to your zone; then click Next.
Choose xDSL Modem Router Mode, then click Next.
In the ISP List make sure to choose Other, then click Next.
Make sure the VPI and VCI fields are set to one of the following then click Next.
ON/QC: 0 and 35
AB/BC: 0 and 33
To setup in routed mode choose PPPoE then click Next.
Input your DSL username and password (you will have to confirm the password).
The rest is the setup of the wireless portion for the 2.4 Ghz and 5.0 Ghz bands, choose the SSID (network name) and Password ***** want, and click Next.
Then on the Confirm page click on Save.
Then the device will test the connection.