1. Connect telephone line to VDSL port of W9980 and connect one of your PCs to its LAN port. Ensure DSL light is solid on.
2. Login web interface of W9980.
http://www.tp-link.com/en/article/?faqid=114
3. Go to Quick Setup. On page Quick Setup---Select ISP, choose others. And on next page, you can check Enable VLAN ID and try in VID as 101. Go to next page and choose Dynamic IP. And next, you can configure Wireless name and password. After finish quick setup, you should be able to access internet. If not, check if there is WAN IP address obtained.

Thank you very much for your help Its saved me from going Insane