Set up VPN server on Asus Router

Job ID: 37662782

Budget: $30 – $250 USD

Connect through VPN (PPTP) to Asus Router, Carrier and Main router is AT&T.
To connect to the Asus router using the VPN, I will use another Asus router as a client
Connection: AT&T Router -> Asus Router (VPN server) -> Asus Router (VPN client)
PPTP protocol
(Only people that know what they are doing, This should take less than an hour if you are familiar with the process)