ppp and radius authentication

[Joe Altman]

On Tue, Apr 27, 2004 at 06:03:38PM +0200, Robert Blacquiere wrote:
> Hi,
> 
> I'm working on a system giving access with pptp to our network. 
> I'd like to move the users from the /etc/ppp/ppp.sercet and have
> them in a radius server. I have build a test setup but it fails 
> the authentication using radius. If i debug it seems ppp sends 
> a radius paket without a username and passwd (with pap). The
> radius server will reject this. Is there something missing? 
> or have i overlooked some thing. With /etc/ppp/ppp.secret it works
> normaly as expected. 
> 
> I use the ppp option set radius /etc/radius.conf 
> and have there 2 lines in.
> 
> auth my_radius.server my_big_secret
> acct my_radius.server my_big_secret
> 
> Also i did some tcpdumps to see if the radius server is missing the 
> usernames. but when analysing the dump it is a empty username.
> 
> Robert
> 
> PS: please sent me directly i'me not on de questions list (yet)

I think you may be well served by a query on the FreeBSD ISP list,
available via http://lists.freebsd.org/mailman/listinfo/freebsd-isp.

If I understand correctly, Radius is generally used by an ISP or
similar entity to (among other things) authenticate users.