Guidelines for upgrading freeradius installation? (3.0.19 -> 3.2.8)

[Matthew Newton]

On 29/01/2026 09:23, uj2.hahn at posteo.de wrote:
> Years ago (2020) I implemented a pretty basic freeradius installation 
> (authentication only) in a school for WLAN access.
> That time I installed version 3.0.19 on a virtual server (Ubuntu 19.04) 
> and used Samba to connect to Active Directory on Windows Server.
> This is still working fine but I think it is time for a larger upgrade 
> of all involved components.

Yes, that's a bit old now.

> Is there any recommendation/cookbook/guideline how to do that upgrade in 
> the most efficient way with minimal effort?

It's a virtual machine, so you're pretty safe...

- Snapshot or clone the VM
- Upgrade everything
- If it doesn't work, investigate or roll back

There really shouldn't be anything to be concerned about upgrading from 
19.04 to 24.04 and from FR 3.0.19 to 3.2.8.

> Of course I can do everything from scratch on a second virtual machine. 
> Is that the preferred way? Or can
> I copy the freeradius configuration over? Any changes I have to do then?
Config from 3.0.19 should be fine on 3.2.8.

-- 
Matthew