[strongSwan] xauth authentication backend

[Tobias Brunner]

Hi Christoph,

> Is the local RADIUS server the recommend approach or would it be 
> possible to write a custom xauth-plugin?

Sure, but that's probably a lot more work than using RADIUS.

> Is there a way to load plugins dynamically at runtime?

Load them dynamically after the daemon has already started?  No.
Loading custom plugins dynamically during startup?  Yes.

Regards,
Tobias