Unencrypted username in radacct/radpostauth for ttls tunnel authenticated user

Alan DeKok aland at deployingradius.com
Wed Oct 26 14:16:18 CEST 2011


James T. Mugauri wrote:
> I have managed to auth a Greenpacket WiMAX MS via an eap ttls tunnel.
> Thanks to Alan's direction earlier, I can also send the service flow
> definitions correctly.

  That's good.

> I have now found that subsequent db writes (and logging) associated with
> accounting and postauth functions are the encrypted values (available in
> the tunnel?). Is there a way to ensure that the plaintext values are
> used with all subsequent logging actions?

  Use a DB.

  On Access-Accept, store the unencrypted User-Name in the DB, along
with a Class attribute.  When you receive an accounting packet, look up
the Class attribute to find the unencrypted User-Name.

  That's pretty much the only way with WiMAX.

  Alan DeKok.



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