The rest of it is supposed to be obtained from Livingston. Radius provides for encryption and since each site runs its own authentication server, the site is solely responsible their own authentication. Right now a helper is used, but eventually, Merit hopes to eliminate the helper. Merit is working on a shared dial policy to permit folks to share hunt groups. This is not yet implemented.
Error recovery is an issue.
How to get status information. Not happening yet. Using a fixed session length seems to be a good interim solution. Reproduction with attribution granted.