Buy vpn, CiscoVPN
https://potentvpn.com
If your ISP blocked vpn pptp, L2TP, so you can connect on CiscoVPN.
CiscoVPN is better and newer than openvpn, so you can connect on cisco vpn instead of openvpn.
On this video you learn how to setup Cisco VPN on Windows x.
PotentVPN.com providers VPN Service: IKEv2, PPTP, Cisco VPN, OpenVPN and IPSec.
Source: https://potentvpn.com/cisco-vpn-setup/