Using FreeRadius as a relay for when external (Cloud) Radius servers go down?

Alan DeKok aland at
Mon Jan 12 19:01:09 CET 2015

On Jan 12, 2015, at 7:15 AM, John Doe <kl.forwarder at> wrote:
> I am new to FreeRadius and am wondering:
> 1) If it is possible to set up FreeRadius as a relay for my external Radius
> service?

  Yes.  This is called proxying.

> 2) Is it possible to use this FreeRadius-server as a fallback when the
> external service goes down?

  Yes.  See “fallback” in raddb/proxy.conf.

> 3) That would be a good start reading into how to set this up? I have seen
> "radrelay"[1], but this seems to be old.

  Read raddb/proxy.conf.

  Alan DeKok.

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