@Andone I am glad you could devine my meaning from my poor understanding of the problem. You are correct in what I want to do. I will check out the link supplied an see if I can make things work....

I have configured my TL-ER6020 VPN router to connect to private internat access VPN service. I see a successful PPTP tunnel connection. ( I am also able to connect using L2TP). But I have no a clue...