Ios11 iPhone supports 2 modes of VPN;
L2TP and IPSec mode
This time I will introduce you how to add and configure IPSec on iPhone
method/step
Please prepare your own IPSec account. Here we take 51vpn as an example
The environment of this demo is under IOS8; so you can also upgrade your iPhone to IOS10
Open settings
Click on General
Click "VPN" to enter VPN settings
Click the add button below
Switch to IPSec mode
Please fill in the following content truthfully
Save it later Swipe right to connect
After the connection is completed, you can open foreign websites such as Facebook, Google, etc.