SAIF PPTP VPN - IPhone/IPad Please note that no more PPTP in apple IOS 10 or higher and macOS Sierra, so please use l2tp VPN we provided on IOS 10 and macOS Sierra. 1. Choose"Settings" 2. Choose"General" 3. Choose"Network" 4. Choose"VPN" 5. Choose"Add VPN Configuration" 6. Choose "PPTP". Set the Server as"pptpvpn.saif.sjtu.edu.cn", Account and Passwordis same as you use to login PC, and set Encryption Level as"Auto". And switch"Send all Traffic"on.