iPhone PPTP VPN Setup - iOS 10 and above, iOS 9 and below

The PPTP/L2TP/SOCKS5 protocols are provided for devices lacking compatibility with the Private Internet Access application or OpenVPN protocol. PPTP/L2TP/SOCKS5 should be used for masking one's IP address, censorship circumvention, and geolocation. How to set up PPTP VPN on Mac (Big Sur, Catalina, and below) Jun 29, 2020 PPTP server - VyOS Wiki

Incoming PPTP Connections do not work on Windows 10 pro

PPTP clients cannot connect to a PPTP server that has Windows 2000 and Windows XP-based PPTP client computers permit connections if either Internet Connection Sharing or Internet Connection Firewall (ICF) is in use on the client. When you install Windows 2000 SP4 or Windows XP SP1 on your PPTP client, the client cannot connect to the PPTP server that replies by using a different IP address. Windows 10 problem with PPTP

Which is the Best VPN Protocol? PPTP vs. OpenVPN vs. L2TP

Open VPN Server and then go to Settings > PPTP on the left panel. Tick Enable PPTP VPN server. Specify a virtual IP address of VPN server in the Dynamic IP address fields. Refer to About Dynamic IP Address below for more information. Set Maximum connection number to limit the number of concurrent VPN connections. How to Configure PPTP | Barracuda Campus Jun 07, 2016 Une introduction aux (semi-)groupes d'automate - Cours d