Similar to DirectAccess for Windows 10 Pro?

Question

VPN

Need a transparent Windows VPN client for remote workers.
The main condition is that the VPN connects before the user logs in, preferably automatically.
The server is desirable Win.
If you prompt as it to turn on Cisco ASA - too a variant.

Answer 1

I guess the easiest way here is to use OpenVPN.
For client. You will need to configure the connection, saving the settings for all users, check its performance. After that, in the services, you will need to enable OpsenVPN Service in Auto. Now when Windows boots, the OpenVPN Service will automatically start all configured tunnels before logging in.

Answer 2

SoftEther can STP