openVPN connects multiple internal networks

Environment: win7

1. Openvpn configures multiple networks
   Create multiple folders under OpenVPN\config, such as config1, config2, and copy the configuration files of multiple networks into it.

2. Create multiple virtual network cards
   TAP-Windows\bin\addtap.bat, right-click to run as administrator, and create a new virtual network card every time you run it.

3, so that you can connect to multiple networks at the same time.